Daniele Mortari

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Conference Papers

  1. Arduini, C., Laneve, G., Mortari, D., and Parisse, M. “Numerical Treatment of the Thermo-Structural-Dynamic Problems: The Interpolation Techniques,” Proc. International Conference Spacecraft Structure and Mechanical Testing, October 19-21, 1988, Noordwijk, The Netherlands, pp. 219-224.
  2. Arduini, C., and Mortari, D. J.O.E.: “Jordan Optimized Eigensolver: A Step Toward a Numerical Jordan Form Analyzer for Control and Interactive Thermo-Structural-Dynamic Applications,” Proc. International Conference Spacecraft Structures and Mechanical Testing, October 19-21, 1988, Noordwijk, The Netherlands, pp. 461-465.
  3. Arduini, C., Laneve, G., Mortari, D., and De Micco, A. “A Model of Perturbed of the Spinning Motion of the San Marco Fifth Spacecraft,” AGARD Conference Proceeding, No. 489, November 13-16, 1989.
  4. Arduini, C., Baiocco, P., Mortari, D., and Parisse, M. “A Quasi Adaptive Magnetic Damping Strategy for Gravity Gradient Stabilized Spacecraft,” 92-0031, 43-rd International Astronautical Federation Congress, August 28 – September 5, 1992, Washington, DC.
  5. Arduini, C., Mortari, D., Curti, F., and Baiocco, P. “A Noise Optimized Non Linear Reference Model Control for High Precision Pointing in Space with Uncertain Parameters,” AA in ICS International Workshop on Advanced Approaches in Industrial Control Systems, Prague, Czech Republic, May 18-20, 1993.
  6. Curti, F., Mortari, D., Parisse, M., and Arduini, C. “A New Technique with Adaptive Observer for Controlling a Flexible Spacecraft under Gravity Gradient,” Fourth International Symposium on Automatic Control and Computer Science, October 29-30, 1993, Iasi, Romania.
  7. Mortari, D., Arduini, C., Ambrogini, E., and Virno Lamberti, R. “San Marco Project and Space Research at the University of Rome,” Keynote Lecture of the Fourth International Symposium on Automatic Control and Computer Science (SACCS’ 93), October 29-30, 1993, Iasi, Romania.
  8. Mortari, D., and Arduini, C. “Attitude Dynamics Induced by the Thermal Transition on a Spin Stabilized Cable Boom System,” Advances in the Astronautical Sciences, Vol. 87, Pt. I, pp. 53-65. 94-104, 4-th AIAA/AAS Space Flight Mechanics Meeting, Cocoa Beach, FL, February 14-16, 1994.
  9. Nobili, A.M., Bramanti, D., Catastini, G., Polacco, E., Milani, A., Anselmo, L., Andrenucci, M., Marcuccio, S., Genovese, A., Genta, G., Brusa, E., Del Prete, C., Bassani, D., Vannaroni, G., Dobrowolny, M., Melchioni, E., Arduini, C., Ponzi, U., Curti, F., Laneve, G., Mortari, D., Parisse, M., Cabiati, F., Rossi, E., Sosso, A., Zago, G., Monaco, S., Gori Giorgi, G., Battilotti, S., D’Antonio, L., and, Amicucci, G. “Galileo Galilei Flight Experiment on the Equivalence Principle with Field Emission Electric Propulsion,” Proceeding of Forum on Small and Medium Size Italian Scientific Satellites, E. Antonello Ed., Centro Stampa Area di Ricerca del CNR di Milano, 1994, pp. 19-29.
  10. Mortari, D., and Arduini, C. “3-Slit Star Mapper Data Processing for the Spin Axis Misalignment Determination,” 2-nd ESA International Conference on Guidance, Navigation and Control Systems, ESTEC, Noordwijk, The Netherlands, April 12-15, 1994, (ESA WPP-071), pp. 463-470.
  11. Mortari, D. “Energy Approach Algorithm for Attitude Determination from Vector Observations,” Advances in the Astronautical Sciences, Vol. 89, Pt. I, pp. 773-784. 95-207, 5-th AIAA/AAS Space Flight Mechanics Meeting, Albuquerque, NM, February 13-16, 1995.
  12. Mortari, D. “EULER-2 and EULER-n Algorithms for Attitude Determination from Vector Observations,” T2-9, IFAC Conference on Intelligent Autonomous Control in Aerospace, IACA’ 95, August 14-16, 1995, Beijing, China, pp. 213-218.
  13. Mortari, D. “A Fast On-Board Autonomous Attitude Determination System Based on a new Star-ID Technique for a Wide FOV Star Tracker,” Advances in the Astronautical Sciences, Vol. 93, Pt. II, pp. 893-903. 96-158, 6-th AIAA/AAS Space Flight Mechanics Meeting, Austin, TX, February 11-15, 1996.
  14. Mortari, D. “EULER-q Algorithm for Attitude Determination from Vector Observations,” Advances in the Astronautical Sciences, Vol. 93, Pt. II, pp. 1009-1020. 96-173, 6th AIAA/AAS Space Flight Mechanics Meeting, Austin, TX, February 11-15, 1996.
  15. Mortari, D. “Moon-Sun Attitude Sensor,” 96-3618, AIAA/AAS Astrodynamics Specialists Conference, San Diego, CA, July 29-31, 1996.
  16. Mortari, D. “n-Dimensional Cross Product and Its Application to Matrix Eigenanalysis,” 96-3619, AIAA/AAS Astrodynamics Specialists Conference, San Diego, CA, July 29-31, 1996.
  17. Curti, F., and Mortari, D. “Study on Optimal Filtering for Attitude Determination Applied to the Moon-Sun Attitude Sensor,” Advances in the Astronautical Sciences, Vol. 95, Pt. II, pp. 803-816. 97-166, 7-th AIAA/AAS Space Flight Mechanics Meeting, Huntsville, AL, February 10-12, 1997.
  18. Mortari, D. “ESOQ-2 Single-Point Algorithm for Fast Optimal Spacecraft Attitude Determination,” Advances in the Astronautical Sciences, Vol. 95, Pt. II, pp. 817-826. 97-167, 7-th AIAA/AAS Space Flight Mechanics Meeting, Huntsville, AL, February 10-12, 1997.
  19. Laneve, G., and Mortari, D. “Performance Assessment of the Moon-Sun Attitude Sensor,” Advances in the Astronautical Sciences, Vol. 95, Pt. II, pp. 839-850. 97-169, 7-th AIAA/AAS Space Flight Mechanics Meeting, Huntsville, AL, February 10-12, 1997.
  20. Mortari, D. “Range Limits of Attitude Determination Accuracy,” Advances in the Astronautical Sciences, Vol. 97, Pt. I, pp. 167-178. 97-611, AAS/AIAA Astrodynamics Conference, SunValley, ID, August 4-7, 1997.
  21. Mortari, D. “Optimal Cones Intersection Techniques for Attitude Pointing Error Evaluation,” Advances in the Astronautical Sciences, Vol. 97, Pt. I, pp. 949-962. 97-661, AAS/AIAA Astrodynamics Conference, Sun Valley, ID, August 4-7, 1997.
  22. Mortari, D., and Paciulli, D. “Il Sensore d’Assetto Luni-Solare: Elaborazione dei Dati per una Precisa Determinazione di Assetto,” Atti del XIV Congresso Nazionale della AIDAA, Napoli, Italy, October 20-24, 1997, Vol. II, pp. 603-612.
  23. Mortari, D., Pollock, T.C., and Junkins, J.L. “Towards the Most Accurate Attitude Determination System Using Star Trackers,” Advances in the Astronautical Sciences, Vol. 99, Pt. II, pp. 839-850. AAS 98-159, 8-th AIAA/AAS Space Flight Mechanics Meeting, Monterey, CA. February 9-11, 1998.
  24. Mortari, D. “Optimal Best-Fitting of Numerical Data,” Advances in the Astronautical Sciences, Vol. 99, Pt. II, pp. 1509-1518. AAS 98-206, 8-th AIAA/AAS Space Flight Mechanics Meeting, Monterey, CA. February 9-11, 1998.
  25. Mortari, D. “SP-Search: A New Algorithm for Star Pattern Recognition,” Advances in the Astronautical Sciences, Vol. 102, Pt. II, pp. 1165-1174. AAS 99-181, 9-th AAS/AIAA Space Flight Mechanics Meeting, Breckenridge, CO, February 7-10, 1999.
  26. Mortari, D., and Angelucci, M. “Star Pattern Recognition and Mirror Assembly Misalignment for DIGISTAR II and III Star Sensors,” Advances in the Astronautical Sciences, Vol. 102, Pt. II, pp. 1175-1184. AAS 99-182, 9-th AAS/AIAA Space Flight Mechanics Meeting, Breckenridge, CO, February 7-10, 1999.
  27. Mortari, D. and Neta, B. “Optimal Best-Fitting of Numerical Data: Part II,” Advances in the Astronautical Sciences, Vol. 102, Pt. II, pp. 1185-1200. AAS 99-183, 9-th AIAA/AAS Space Flight Mechanics Meeting, Breckenridge, CO, February 7-10, 1999.
  28. Markley, L.F. and Mortari, D. “How to Compute Attitude from Vector Observations,” 99-427, AAS/AIAA Astrodynamics Specialist Conference, Girdwood, AK, August 15-19, 1999.
  29. Mortari, D. and Junkins, L.J. “SP-Search Star Pattern Recognition for Multiple Fields of View Star Trackers,” 99-437, AAS/AIAA Astrodynamics Specialist Conference, Girdwood, AK, August 15-19, 1999.
  30. Mortari, D. and Gigli, S. “Earth-Sun Attitude Sensor: Hardware Design and Ground Tests,” 99-438, AAS/AIAA Astrodynamics Specialist Conference, Girdwood, AK, August 15-19, 1999.
  31. Mortari, D. and Neta, B. “k-vector Range Searching Techniques,” AAS 00-128, 10-th AIAA/AAS Space Flight Mechanics Meeting, Clearwater, FL. January 23-26, 2000.
  32. Mortari, D., Markley, L.F., and Junkins, L.J. “Optimal Linear Attitude Estimator,” AAS 00-129, 10-th AIAA/AAS Space Flight Mechanics Meeting, Clearwater, FL. January 23-26, 2000.
  33. Mortari, D., Angelucci, M., and Markley, L.F. “Singularity and Attitude Estimation,” AAS 00-130, 10-th AIAA/AAS Space Flight Mechanics Meeting, Clearwaters, FL. January 23-26, 2000.
  34. Ju, G., Kim, Y.H., Pollock, T.C., Junkins, L.J., Juang, N.J., and Mortari, D. “Lost-In-Space: A Star Pattern Recognition and Attitude Estimation Approach for the Case of No A Priori Attitude Information,” AAS 00-004, 23-rd AAS Guidance and Control Conference, Breckenridge, CO. February 2-6, 2000.
  35. Markley, L.F. and Mortari, D. “New Developments in Quaternion Estimation from Vector Observations,” AAS 00-266, Richard H. Battin Astrodynamics Symposium Conference, Texas A&M University, College Station, TX, March 20-21, 2000, Vol. 106, pp. 373-393.
  36. Mortari, D. “On the Rigid Rotation Concept in the n-Dimensional Spaces: Part I,” Invited paper, 3-rd International Conference on Non Linear Problems in Aeronautics and Astronautics, ICNPAA-2000, Daytona Beach, FL, May 10-12, 2000. Proceeding of ICNPAA – 2000, Vol. 2, pp. 480-496.
  37. Mortari, D. “On the Rigid Rotation Concept in the n-Dimensional Spaces: Part II,” Invited paper, 3-rd International Conference on Non Linear Problems in Aeronautics and Astronautics, ICNPAA-2000, Daytona Beach, FL, May 10-12, 2000. Proceeding of ICNPAA – 2000, Vol. 2, pp. 497-504.
  38. Mortari, D., Junkins, L.J., and Samaan, M.A. “Lost-In-Space Pyramid Algorithm for Robust Star Pattern Recognition,” 2001 AAS Guidance and Control Conference, Breckenridge, CO, February 10-12, 2001.
  39. Samaan, M.A., Mortari, D., and Junkins, L.J. “Recursive Mode Star Identification Algorithms,” AAS/AIAA Space Flight Mechanics Meeting Santa Barbara, CA, February 11-14, 2001.
  40. Mortari, D., and Romoli, A. “Novita’ Ottiche ed Algoritmiche del Sensore Stellare NavStar III,” Workshop ASI – La Scienza e la Tecnologia sulla Stazione Spaziale Internazionale, Torino, Italy, May 16-18, 2001.
  41. Kim H.Y., Junkins, L.J., and Mortari, D. “A New Star Pattern Recognition Method: Star Pair Axis and Image Template Matrix Method,” 2001 Core Technologies for Space Systems Conference. November 28-30, 2001, Colorado Springs, CO.
  42. Samaan, M.A., Mortari, D., Pollock, T.C., and Junkins, L.J. “Predictive Centroiding for Single and Multiple FOVs Star Trackers,” AAS 02-103, AAS/AIAA Space Flight Mechanics Meeting, San Antonio, TX, 27-31 January, 2002.
  43. Mortari, D., and Romoli, A. “NavStar III: A Three Fields Of View Star Tracker,” 2002 IEEE Aerospace Conference, Big Sky, MT, March 9-16, 2002.
  44. Mortari, D. “The Attitude Error Estimator,” International Conference on Dynamics and Control of Systems and Structures in Space 2002, King College, Cambridge, England, July 14-18, 2002.
  45. Mortari, D., Bruccoleri, C., La Rosa, S., and Junkins, L.J. “CCD Data Processing Improvements,” International Conference on Dynamics and Control of Systems and Structures in Space 2002, King College, Cambridge, England, July 14-18, 2002.
  46. Bruccoleri, C., and Mortari, D. “User Interface Design for Moon-and-Star Night-Sky Observation Experiments,” AAS 03-128, AAS/AIAA Space Flight Mechanics Meeting. Ponce, Puerto Rico, 9-13 February, 2003.
  47. Samaan, M.A., Mortari, D., and Junkins, L.J. “Non-Dimensional Star Identification for Un-Calibrated Star Cameras,” AAS 03-131, AAS/AIAA Space Flight Mechanics Meeting. Ponce, Puerto Rico, 9-13 February, 2003.
  48. Mortari, D. “Conformal Mapping among Orthogonal, Symmetric, and Skew-Symmetric Matrices,” AAS 03-190, AAS/AIAA Space Flight Mechanics Meeting. Ponce, Puerto Rico, 9-13 February, 2003.
  49. Mortari, D. “Ortho-Skew and Ortho-Sym Matrix Trigonometry,” AAS 03-190, 2003 AAS John L. Junkins Astrodynamics Symposium, Texas A&M University, College Station, TX, May 23-24, 2003.
  50. Mortari, D., Wilkins, M.P., and Bruccoleri, C. “The Flower Constellations,” AAS 03-274, 2003 AAS John L. Junkins Astrodynamics Symposium, Texas A&M University, College Station, TX, May 23-24, 2003.
  51. Bruccoleri, C., Mortari, D., Samaan, M.A., and Junkins, J.L. “Toward Ground-Based Autonomous Telescope Attitude Estimation Using Real-Time Star Pattern Recognition,” AAS 03-608, 2003 AAS/AIAA Astrodynamics Specialist Conference, Big Sky, MT, August 3-7, 2003.
  52. Samaan, M.A., Bruccoleri, C., Mortari, D., and Junkins, J.L. “Novel Techniques for the Creation of a Uniform Star Catalog,” AAS 03-609, 2003 AAS/AIAA Astrodynamics Specialist Conference, Big Sky, MT, August 3-7, 2003.
  53. Samaan, M.A., Mortari, D., and Junkins, J.L. “Compass Star Tracker for GPS Applications,” 04-007, 27-nd AAS Guidance and Control Conference, Breckenridge, CO, February 4-8, 2004.
  54. Mortari, D., Rojas, J.M., and Junkins, J.L. “Attitude and Position Estimation from Vector Observations,” AAS 04-140, 2004 Space Flight Mechanics Meeting Conference, Maui, HI, February 9-13, 2004.
  55. Singla, P., Mortari, D., and Junkins, J.L. “How to Avoid Singularity for Euler Angle Set?,” AAS 04-190, 2004 Space Flight Mechanics Meeting Conference, Maui, HI, February 9-13, 2004.
  56. Wilkins, M.P., Bruccoleri, C., and Mortari, D. “Constellation Design Using Flower Constellations,” AAS 04-208, 2004 Space Flight Mechanics Meeting Conference, Maui, HI, February 9-13, 2004.
  57. Park, K., Wilkins, M.P., Bruccoleri, C., and Mortari, D. “Uniformly Distributed Flower Constellation Design Study for Global Positioning System,” AAS 04-297, 2004 Space Flight Mechanics Meeting Conference, Maui, HI, February 9-13, 2004.
  58. Mortari, D., Wilkins, M.P., and Bruccoleri, C. “On Sun-Synchronous Orbits and Associated Constellations,” 6-th DCSSS Conference, July 18-22, 2004, Riomaggiore, Italy.
  59. Bruccoleri, C. and Mortari, D. “Differential Image Technique for Proximity Navigation,” 6-th DCSSS Conference, July 18-22, 2004, Riomaggiore, Italy.
  60. Wilkins, M.P. and Mortari, D. “Constellation Design via Projection of an Arbitrary Shape Onto a Flower Constellation Surface,” 2004 AIAA/AAS Astrodynamics Specialist Conference, August 16-19, 2004, Providence, RI.
  61. Kulkarni, T. and Mortari, D. “Low Energy Interplanetary Transfers using Halo Orbit Hopping Method with STK/Astrogator,” AAS 05-111, 15-th AAS/AIAA Space Flight Mechanics Meeting, January 23-27, 2005, Copper Mountain, CO.
  62. Abdelkhalik, O., Mortari, D., and Park, K.J. “Satellite Constellation Design for Earth Observation,” AAS 05-148, 15-th AAS/AIAA Space Flight Mechanics Meeting, January 23-27, 2005, Copper Mountain, CO.
  63. Mortari, D., Abdelkhalik, O., and Bruccoleri, C. “Synodic and Relative Flower Constellations with Applications for Planetary Explorations,” AAS 05-151, 15-th AAS/AIAA Space Flight Mechanics Meeting, January 23-27, 2005, Copper Mountain, CO.
  64. Abdelkhalik, O. and Mortari, D. “Reconnaissance Problem Using Genetic Algorithms,” AAS 05-184, 15-th AAS/AIAA Space Flight Mechanics Meeting, January 23-27, 2005, Copper Mountain, CO.
  65. Kulkarni, T., Dharne, A., and Mortari, D. “Communication Architecture and Technologies for Missions to Moon, Mars, and Beyond,” AIAA 2005-2778, 1-st Space Exploration Conference: Continuing the Voyage of Discovery Conference, 30 January – 1 February 2005, Orlando, FL.
  66. Abdelkhalik, O. and Mortari, D. “Two-Way Orbits,” 2005 IEEE Aerospace Conference, March 5-12, 2005, Big Sky, MT.
  67. Bruccoleri, C. and Mortari, D. “The Flower Constellations Visualization and Analysis Tool,” 2005 IEEE Aerospace Conference, March 5-12, 2005, Big Sky, MT.
  68. Park K., Ruggieri, M., and Mortari, D. “Comparisons Between GalileoSat and Global Navigation Flower Constellations,” 2005 IEEE Aerospace Conference, March 5-12, 2005, Big Sky, MT.
  69. Bruccoleri, C., Lee, D.J., and Mortari, D. “Single-Point Optimal Attitude Determination Using Modified Rodrigues Parameters,” AAS 05-459, Malcolm D. Shuster Astronautics Symposium, June 13-15, 2005, Niagara Falls, NY.
  70. Mortari, D., Scuro, S., and Bruccoleri, C. “Attitude and Orbit Error in n-Dimensional Spaces,” AAS 05-468, Malcolm D. Shuster Astronautics Symposium, June 13-15, 2005. Niagara Falls, NY.
  71. Mortari, D. “Satellite Ballet by Flower Constellations,” Renaissance Banff Bridges 2005 Conference, Banff, Alberta, Canada, July 31 – August 3, 2005.
  72. Lee, D.J., Alfriend, K.T., Park, K.J., and Mortari, D. “Sequential Attitude Estimation Using Particle Filters,” AAS 05-265, 2005 AAS/AIAA Astrodynamics Specialist Conference, Lake Tahoe, CA, August 7-11, 2005.
  73. Kulkarni, T. and Mortari, D. “A Halo Orbit Hopping Mission to Earth-Moon L1 and L2 Lagrangian Points,” AAS 05-428, 2005 AAS/AIAA Astrodynamics Specialist Conference, Lake Tahoe, CA, August 7-11, 2005.
  74. Junkins, J.L., Singla, P., Mortari, D., Bottke, W., and Durda, D. “A Study of Five Near-Earth Asteroids,” Keynote Paper, International Conference on Computational and Experimental Engineering and Sciences, Chennai, India, December 1-6, 2005.
  75. Park, K.J. and Mortari, D. “Planet or Moon Image Processing for Spacecraft Attitude Estimation,” AAS 06-109, 2006 AAS Space Flight Mechanics Meeting Conference, Tampa, FL, January 22-26, 2006.
  76. Swanzy, M.J., Mortari, D., Hurtado, J.H., and Junkins, J.L. “Analysis and Demonstration: A Proof-of-Concept Compass Star Tracker,” AAS 06-145, 2006 AAS Space Flight Mechanics Meeting Conference, Tampa, FL, January 22-26, 2006.
  77. Mortari, D. and Wilkins, M.P. “Dual-Compatible Flower Constellations,” AAS 06-202, 2006 AAS Space Flight Mechanics Meeting Conference, Tampa, FL, January 22-26, 2006.
  78. Henderson, T. and Mortari, D. “Uni-Flower: A Novel Proposal for University-Built Nanosatellites in Flower Constellations,” AAS 06-204, 2006 AAS Space Flight Mechanics Meeting Conference, Tampa, FL, January 22-26, 2006.
  79. Mortari, D. “Planet and Time Estimation Using Star Trackers,” AAS 06-218, 2006 AAS Space Flight Mechanics Meeting Conference, Tampa, FL, January 22-26, 2006.
  80. Ettouati, I., Mortari, D., and Pollock, T.C. “Space Surveillance Using Star Trackers: Simulations,” AAS 06-231, 2006 AAS Space Flight Mechanics Meeting Conference, Tampa, FL, January 22-26, 2006.
  81. Abdelkhalik, O.O., Mortari, D., and Junkins, J.L. “Space Surveillance Using Star Trackers: Estimation,” AAS 06-232, 2006 AAS Space Flight Mechanics Meeting Conference, Tampa, FL, January 22-26, 2006.
  82. Mortari, D. “Flower Constellations as Rigid Objects in Space,” Invited paper, 2006 Innovative System Design Concepts Workshop, Space Research and Technology Center of European Space Agency (ESTEC/ESA), Noordwijk, The Netherlands. Edited by ESA’s publication division, pp. 7-22. February 21, 2006.
  83. Mortari, D. and Clocchiatti, A. “Solving Kepler’s Equation using Bezier Curves,” 7-th Dynamics and Control of Systems and Structures in Space Conference, July 18-22, 2006, Greenwich, England.
  84. Clocchiatti, A. and Mortari, D. “Responsive Space Surveillance using Periodic Close Encounters,” 7-th Dynamics and Control of Systems and Structures in Space Conference, July 18-22, 2006, Greenwich, England.
  85. Hill, C., Combs, N., Boyle, D., Carron, I., Mortari, D., Pollock, T.C., and Cantrell, J. “2-nd Look, Use of Star Trackers for Space Situational Awareness,” Space Readiness in a World of Surprises Conference, September 7-8, 2006, Maui, HI.
  86. De Sanctis, M., Rossi, T., Lucente, M., Ruggieri, M., Bruccoleri, C., Mortari, D., and Izzo, D. “Flower Constellations for Telemedicine Services,” 2006 Tyrrhenian International Workshop on Digital Communications (TIWDC’06) – Satellite Navigation and Communications Systems Conference, September 6-8, 2006, Island of Ponza, Italy.
  87. Rugescu, R., Mortari, D., and Silivestru, V. “Non-Keplerian Motion of Large Twinned Tethers,” WSEAS Conference on Orbital Surveillance, 2006, Tenerife, Canary Islands, Spain, December 16-18.
  88. Lucente, M., Rossi, T., De Sanctis, M., Ruggieri, M., Bruccoleri, C., and Mortari, D. “Flower Constellations for Interplanetary Missions,” 2007 IEEE Aerospace Conference, Big Sky, MT, August 3-7, 2007.
  89. Salvini, P., Nicolai, V., Ruggieri, M., and Mortari, D. “Deployment and Reconfigurability of Flower Constellations,” 2007 IEEE Aerospace Conference, Big Sky, MT, August 3-7, 2007.
  90. Mortari, D., Nicolai, V., Ruggieri, M., and Salvini, P. “Reconfiguring Flower Constellations using Continuous Firing,” 2007 IEEE Aerospace Conference, Big Sky, MT, August 3-7, 2007.
  91. Davis, J, Bruccoleri, C., and Mortari, D. “Quasi Constant-Time Orbital Propagation without Solving Kepler’s Equation,” AAS 08-180, 2008 AAS Space Flight Mechanics Meeting Conference, Galveston, TX, January 27-31, 2008.
  92. Mortari, D. and Tonetti, S. “The Flower Formation Flying. Part I: Theory,” AAS 08-185, 2008 AAS Space Flight Mechanics Meeting Conference, Galveston, TX, January 27-31, 2008.
  93. Tonetti, S.,  Hyland, D., and Mortari, D. “The Flower Formation Flying. Part II: Applications,” AAS 08-186, 2008 AAS Space Flight Mechanics Meeting Conference, Galveston, TX, January 27-31, 2008.
  94. Majji, M. and Mortari, D. “Quaternion Constrained Kalman Filter,” AAS 08-215, 2008 AAS Space Flight Mechanics Meeting Conference, Galveston, TX, January 27-31, 2008.
  95. Marzano, F.S., Cimini, D., Montopoli, M., Memmo, A., Ferretti, R., Rossi, T., De Sanctis, M., Lucente, M., Mortari, D., Oricchio, D., Varchetta, S., Pavia, P., Nassisi, A., Balduccini, M., Scorzolini, A., Reboa, L., Tozzi, P., Bruno, A., Greco, F., Perrotta, G., Giuliani, G., and Giusto, R. “FLORAD: Micro-satellite Flower Constellation of Millimeter-wave Radiometers for Atmospheric Remote Sensing,” 10-th Specialist Meeting on Microwave Radiometry and Remote Sensing of the Environment, Firenze, Italy, March 11-14, 2008.
  96. Mortari, D. and Majji, M. “Multiplicative Measurement Model and Single-Point Attitude Estimation,” AAS 08-263, F. Landis Markley Astronautics Symposium, June 29-July 2, 2008, Cambridge, MD.
  97. Parish, J.J., Parish, A.S., Swanzy, M., Woodbury, D., Mortari, D., and Junkins, J.L. “Stellar Positioning System (Part I): Applying Ancient Theory to a Modern World,” AIAA/AAS Astrodynamics Specialist Conference, Honolulu, HI, Aug. 18-21, 2008.
  98. Woodbury, D., Parish, J.J., Parish, A.S., Swanzy, M., Mortari, D., and Junkins, J.L. “Stellar Positioning System (Part II): Overcoming Error during Implementation,” AIAA/AAS Astrodynamics Specialist Conference, Honolulu, HI, Aug. 18-21, 2008.
  99. Kumar, M., Mortari, D., and Junkins, J.L. “An Analytical Approach to Star Identification Reliability,” AIAA/AAS Astrodynamics Specialist Conference, Honolulu, HI, Aug. 18-21.
  100. Hill, C., Talley, T., Mortari, D., Pollock, T., and Lagoudas, M. “Space Situational Awareness Camera System,” Space Protection Conference, Kirtland AFB, NM, August 26-28, 2008.
  101. Woodbury, D., Mortari, D., Henderson, T., Karimi, R.R., Denton, R., Hill, C., Talley, T., and Davalos, P. “A Breakthrough in Angles Only Orbit Estimation from Space?” An SSA Tsunami – Response to Change in a Complex, Dynamic Environment, Maui (HI), 13-14 September 2008. (Classified Conference).
  102. Hill, C., Talley, T., Mortari, D., and Pollock, T. “Small SSA Camera Test and Evaluation,” AMOS Surveillance Technologies Conference, Anticipating the High Ground, Maui, HI, Sept. 15-16, 2008.
  103. Rugescu, R.D., Mortari, D., Farcasanu, I., Martin, V., Teujan, S., Silivestru, V., and Dragomir, D. “Half-Orbital Block of the Nerva Launcher under Development,” 59th International Astronautical Congress, Glasgow, England, Sept. 29 – Oct. 3, 2008.
  104. Karimi, R.R. and Mortari, D. “On Preliminary Orbit Determination: A New Approach,” AAS 09-106, 2009 AAS/AIAA Space Flight Mechanics Meeting Conference, Savannah, GA, February 9-12, 2009.
  105. Spratling, B. and Mortari, D. “The K-Vector ND and its Application to Building a Non-Dimensional Star-ID Catalog,” AAS 09-126, 2009 AAS/AIAA Space Flight Mechanics Meeting Conference, Savannah, GA, February 9-12, 2009.
  106. Henderson, T.A., Ibrahim, A., and Mortari, D. “Bezier Representation of Analytical Functions,” AAS 09-140, 2009 AAS/AIAA Space Flight Mechanics Meeting Conference, Savannah, GA, February 9-12, 2009.
  107. Mortari, D., Davis, J., and Bruccoleri, C. “Fast Orbit Propagation without Solving Kepler Equation,” AAS 09-154, 2009 AAS/AIAA Space Flight Mechanics Meeting Conference, Savannah, GA, February 9-12, 2009.
  108. Karimi, R.R. and Mortari, D. “Designing an Interplanetary Autonomous Navigation System Using Visible Planets,” AAS 09-160, 2009 AAS/AIAA Space Flight Mechanics Meeting Conference, Savannah, GA, February 9-12, 2009.
  109. Avendano, M. and Mortari, D. “Rotating Symmetries in Space: The Flower Constellations,” AAS 09-189, 2009 AAS/AIAA Space Flight Mechanics Meeting Conference, Savannah, GA, February 9-12, 2009.
  110. Henderson, T.A., Mortari, D., Junkins, J.L., and Avendano, M. “An Adaptive and Learning Approach to Sampling Optimization,” AAS 09-213, 2009 AAS/AIAA Space Flight Mechanics Meeting Conference, Savannah, GA, February 9-12, 2009.
  111. Woodbury, D. and Mortari, D. “Tracking Objects with Unknown Dynamics,” AAS 09-237, 2009 AAS/AIAA Space Flight Mechanics Meeting Conference, Savannah, GA, February 9-12, 2009.
  112. Marzano, F.S., Cimini, D., Montopoli, M., Rossi, T., Mortari, D., Di Michele, S., and Bauer, P. “Flower Elliptical Constellation of Millimeter-Wave Radiometers for Precipitating Cloud Monitoring at Geostationary Scale,” European Geosciences Union General Assembly 2009, Vienna, Austria, April 19–-24, 2009.
  113. Varchetta, S., Marzano, F.S., Cimini, D., Rossi, T., and Mortari, D. “FLOMIR: the Light-Weight Conical-Scan Millimetre-Wave Imaging-Sounding Radiometer,” 5th ESA Workshop on Millimetre Wave Technology and Applications and 31st ESA Antenna Workshop Millimeter and Sub-Millimeter Waves: From Technologies to Systems. ESTEC, Noordwijk, The Netherlands, May 18-20, 2009.
  114. Karimi, R.R., Henderson, T.A. and Mortari, D. “Satellite Collision Detection and Avoidance using Star Trackers,” AAS 09-302, 2009 AAS/AIAA Astrodynamics Specialist Conference, Pittsburgh, PA, August 9-13, 2009.
  115. Koh, B.S. and Mortari, D. “Adaptive Angular Velocity Estimator,” AAS 09-314, 2009 AAS/AIAA Astrodynamics Specialist Conference, Pittsburgh, PA, August 9-13, 2009.
  116. Henderson, T.A. and Mortari, D. “A Learning Approach to Sampling Optimization Applied to a Global Trajectory Optimization Problem,” AAS 09-333, 2009 AAS/AIAA Astrodynamics Specialist Conference, Pittsburgh, PA, August 9-13, 2009.
  117. Bourgeois, S. and Mortari, D. “Rock-Around Orbits,” AAS 09-343, 2009 AAS/AIAA Astrodynamics Specialist Conference, Pittsburgh, PA, August 9-13, 2009.
  118. Karimi, R.R. and Mortari, D. “Nonlinear Adaptive Control of a LEO Satellite Perturbed by Atmospheric Drag, J2 Effect, and Moon Gravity,” AAS 09-363, 2009 AAS/AIAA Astrodynamics Specialist Conference, Pittsburgh, PA, August 9-13, 2009.
  119. Davis, J., Avendano, M.E., and Mortari, D. “A Closed-Form Solution to the Minimum \Delta Vtot^2 Lambert’s Problem,” AAS 09-364, 2009 AAS/AIAA Astrodynamics Specialist Conference, Pittsburgh, PA, August 9-13, 2009.
  120. Flewelling, B.R. and Mortari, D. “Information Theoretic Weighting for Robust Star Centroiding,” AAS 09-385, 2009 AAS/AIAA Astrodynamics Specialist Conference, Pittsburgh, PA, August 9-13, 2009.
  121. Hill, C., Talley, T., Mortari, D., Pollock, T., Lagoudas, M., and Henley, J. “Space Situational Awareness Camera System,” Space Protection Conference, Kirtland AFB, Albuquerque, NM. August 25-27, 2009.
  122. Varchetta, S., Oricchio, D., Marzano, F.S., Cimini, D., Rossi, T., and Mortari D. “Conically-Scanning Radiometer Design for Satellite Remote Sensing Applications,” European Microwave Week 2009, Nuova Fiera di Roma, Roma, Italy, Sept. 28 – Oct. 2, 2009.
  123. Rugescu, R.D., Mortari, D., Tache, F., Silivestru, V., and Ionescu, M.D. “Composites Technology in PUBSAT and NERVA Spacecraft,” International Aerospace Symposium of South Africa (IASSA) 2009, Pretoria, South Africa, Nov. 23-25, 2009.
  124. Karimi, R.R. and Mortari, D. “An Adaptive Scheme on Optimal Number of Observations and Time Intervals for an Initial Orbit Determination Problem,” AAS 10-152, AAS/AIAA Space Flight Mechanics Meeting Conference, 2010, San Diego, CA, February 8-12.
  125. Avendano, M.E., Davis, J.J., and Mortari, D. “The Lattice Theory of Flower Constellations,” AAS 10-172, 20th AAS/AIAA Space Flight Mechanics Meeting, San Diego, CA, February 14-18, 2010.
  126. Davis, J.J., Avendano, M.E., and Mortari, D. “Elliptical Lattice Flower Constellations for Global Coverage,” AAS 10-173, 20th AAS/AIAA Space Flight Mechanics Meeting, San Diego, CA, February 14-18, 2010.
  127. Spratling, B.B. and Mortari, D. “Recursive Star Identification with the K-Vector ND,” AAS 10-206, AAS/AIAA Space Flight Mechanics Meeting Conference, San Diego, CA, February 14-18, 2010.
  128. Spratling, B.B. and Mortari, D. “Star-ND: Multidimensional Star-Identification,” AAS 10-207, AAS/AIAA Space Flight Mechanics Meeting Conference, San Diego, CA, February 14-18, 2010. Conference Best Paper Award.
  129. Karimi, R.R. and Mortari, D. “Orbit Determination Using Prescribed Orbits,” AAS 10-236, AAS/AIAA Space Flight Mechanics Meeting Conference, San Diego, CA, February 14-18, 2010.
  130. Henderson, T.A. and Mortari, D. “Modifications to the Gooding Algorithm for Angles-Only Initial Orbit Determination,” AAS 10-238, AAS/AIAA Space Flight Mechanics Meeting Conference, San Diego, CA, February 14-18, 2010.
  131. Henderson, T.A., Mortari, D., Avendano, M.E., and Denton, R.D. “Admissible n-impulse Orbit Transfer and Rendezvous Solved Using a Learning Optimization Algorithm,” AAS 10-252, AAS/AIAA Space Flight Mechanics Meeting Conference, San Diego, CA, February 14-18, 2010.
  132. Mortari, D., Davis, J.J., and Denton, R.D. “Constrained n-impulse Periodic Close Encounters,” AAS 10-261, AAS/AIAA Space Flight Mechanics Meeting Conference, San Diego, CA, February 14-18, 2010.
  133. Ning, Y., Avendano, M.E., and Mortari, D. “Distance Preserved Satellite Clusters,” AAS 10-262, AAS/AIAA Space Flight Mechanics Meeting Conference, San Diego, CA, February 14-18, 2010.
  134. Marzano, F.S., Cimini, D., Rossi, T., Mortari, D., Di Michele, S., and Bauer, P. “High-repetition Millimeter-wave Passive Remote Sensing of Humidity and Hydrometeor Profiles from Elliptical Orbit Constellations,” 11th Specialist Meeting on Microwave Radiometry and Remote Sensing of the Environment, Washington, DC, March 1-4, 2010.
  135. Kalmar-Nagy, T. and Mortari, D. “Control of the Restricted Three-Body Problem,” Kyle T. Alfriend Astrodynamics Symposium, Monterey, CA, May 17-19, 2010.
  136. Talley, T., Hill, C., Davalos, P., Pollock, T., Mortari, D., Tappendorf, A., Kennedy, S., and Wolfe, K. “Calibration and Testing of Small Cameras Using PC Based Tools,” AIAA Small Satellite Conference,  Logan, UT, August 9-12, 2010.
  137. Manning, W., Tappendorf, A., Mortari, D., Henderson, T., Denton, R., and Davalos, P. “Improved Space-Based, Angles-Only Orbit Estimation,” Space Protection Conference, Kirtland AFB, Albuquerque, NM, August 24-25, 2010.
  138. Rugescu, R., Mortari, D., and Farcasan, I. “Staging Mechanism Status of the Orbital Launcher Nerva,” 61-th International Astronautical Congress 2010, Prague, Czech Republic, Sept. 27 – Oct. 1, 2010.
  139. Schaeperkoetter, A. and Mortari, D. “A Comprehensive Comparison between Angle-only Initial Orbit Determination Techniques,” AAS 10-116, AAS/AIAA Space Flight Mechanics Meeting Conference, New Orleans, LO, February 13-17, 2011.
  140. Karimi, R.R. and Mortari, D. “On Laplace’s Orbit Determination Method: Some Modifications,” AAS 10-121, AAS/AIAA Space Flight Mechanics Meeting Conference, New Orleans, LO, February 13-17, 2011.
  141. Ning, Y. and Mortari, D. “Attitude Estimation Using Multiplicative Measurement Model,” AAS 10-133, AAS/AIAA Space Flight Mechanics Meeting Conference, New Orleans, LO, February 13-17, 2011.
  142. Flewelling, B. and Mortari, D. “Enhancements to the k-vector Search Technique,” AAS 10-135, AAS/AIAA Space Flight Mechanics Meeting Conference, New Orleans, LO, February 13-17, 2011.
  143. Ning, Y. and Mortari, D. “Position Estimation Using Multiplicative Measurement Model,” AAS 10-143, AAS/AIAA Space Flight Mechanics Meeting Conference, New Orleans, LO, February 13-17, 2011.
  144. de Dilectis, F. and Mortari, D. “Analytic Orbit Design for Earth Sites Observation,” AAS 10-147, AAS/AIAA Space Flight Mechanics Meeting Conference, New Orleans, LO, February 13-17, 2011.
  145. Casanova, D., Avendano, M.E., and Mortari, D. “Necklace Theory on Flower Constellations,” AAS 10-226, AAS/AIAA Space Flight Mechanics Meeting Conference, New Orleans, LO, February 13-17, 2011.
  146. Missel, J. and Mortari, D. “Sling Satellite for Debris Removal with Aggie Sweeper,” AAS 10-256, AAS/AIAA Space Flight Mechanics Meeting Conference, New Orleans, LO, February 13-17, 2011.
  147. Mortari, D., Avendano, M.E., and Davalos, P. “Uniform Distribution of Points on a Sphere with Application in Aerospace Engineering,” AAS 10-261, AAS/AIAA Space Flight Mechanics Meeting Conference, New Orleans, LO, February 13-17, 2011.
  148. Avendano, M.E., Rojas, M., and Mortari, D. “Minimum Fuel Multi-impulse Orbit Transfer,” Mini-symposium Algebraic Geometry Applied to Celestial Mechanics of SIAM Conference on Applied Algebraic Geometry, North Carolina State University, Raleigh NC, October 6-9, 2011.
  149. Mortari, D. and Avendano, M.E. “Evolution of Flower Constellations Theory,” Mini-symposium Algebraic Geometry Applied to Celestial Mechanics of SIAM Conference on Applied Algebraic Geometry, North Carolina State University, Raleigh NC, October 6-9, 2011.
  150. Zanetti, R., DeMars, K.J., and Mortari, D. “Novel Multiplicative Unscented Kalman Filter for Attitude Estimation,” AAS 12-125, AAS/AIAA Space Flight Mechanics Meeting Conference, Charleston, SC, Jan. 29 – Feb. 2, 2012.
  151. Sanghyun, L. and Mortari, D. “Circular Lattice String-of-pearls Constellations for Radio Occultation Missions,” AAS 12-144, AAS/AIAA Space Flight Mechanics Meeting Conference, Charleston, SC, Jan. 29 – Feb. 2, 2012.
  152. Davis, J., and Mortari, D. “Reducing Walker, Flower, and Streets-of-Coverage Constellations to a Single Constellation Design Framework,” AAS 12-147, AAS/AIAA Space Flight Mechanics Meeting Conference, Charleston, SC, Jan. 29 – Feb. 2, 2012.
  153. Missel, J. and Mortari, D. “Optimization of Debris Removal Path for TAMU Sweeper,” AAS 12-167, AAS/AIAA Space Flight Mechanics Meeting Conference, Charleston, SC, Jan. 29 – Feb. 2, 2012.
  154. Karimi, R.R. and Mortari, D. “Orbit Determination Based on Variation of Orbital Elements,” AAS 12-201, AAS/AIAA Space Flight Mechanics Meeting Conference, Charleston, SC, Jan. 29 – Feb. 2, 2012.
  155. de Dilectis, F. and Mortari, D. “Optimal Use of Perturbations for Space Missions,” AAS 12-235, AAS/AIAA Space Flight Mechanics Meeting Conference, Charleston, SC, Jan. 29 – Feb. 2, 2012.
  156. Casanova, D., Avendano, M.E., and Mortari, D. “Flower Constellation Optimization using Evolutionary Algorithms,” XIII Jornadas de Trabajo en Mecanica Celeste, Zaragoza, June 18-19, 2012.
  157. Mortari, D. and Rogers, J. “A k-vector Approach to Sampling, Interpolation, and Approximation,” AAS 12-624, AAS/AIAA Jer-Nan Juang Astronautics Symposium, College Station, TX, June 24-26, 2012.
  158. Bani-Younes, A., Mortari, D., Turner, J.D., and Junkins, J.L. “A Survey of Attitude Error Representations for Nonlinear Tracking Control,” Paper AIAA-2012-4422 of the 2012 AAS/AIAA Astrodynamics Specialist Conference, Minneapolis, MN, August 13-16, 2012.
  159. Mortari, D., Avendano, M.E., and Sanghyun, L. “J2-Propelled Orbits and Constellations,” Paper AIAA-2012-4969 of the 2012 AAS/AIAA Astrodynamics Specialist Conference, Minneapolis, MN, August 13-16, 2012.
  160. Casanova, D., Avendano, M.E., and Mortari, D. “Optimizing Flower Constellations for Global Coverage,” Paper AIAA-2012-4805 of the 2012 AAS/AIAA Astrodynamics Specialist Conference, Minneapolis, MN, August 13-16, 2012.
  161. Mortari, D., Davis, J.D., Owis, A., and Mohamed, H. “Reliable Global Navigation System using Flower Constellation,” First International Conference on New Trends and Applications of GNSS, Cairo – Giza (Egypt), September 1-4, 2012.
  162. Owis, H.A., Mohammed, H.M., Dwidar, H., and Mortari, D. “Accurate Doppler Shift Computation of an Artificial Satellite,” First International Conference on New Trends and Applications of GNSS, Cairo – Giza (Egypt), September 1-4, 2012.
  163. de Dilectis, F., Mortari, D., and Zanetti, R. “Trajectory Determination with Unknown Perturbations,” AAS 13-778, 2013 AAS/AIAA Astrodynamics Specialist Conference, Hilton Head, SC, August 11-15, 2013.
  164. Kim, D. and Mortari, D. “Conic Sections by Rational Bezier Functions,” AAS 13-724, 2013 AAS/AIAA Astrodynamics Specialist Conference, Hilton Head, SC, August 11-15, 2013.
  165. Mortari, D. and Elipe, A. “Solving Kepler’s Equation using Implicit Functions,” AAS 13-726, 2013 AAS/AIAA Astrodynamics Specialist Conference, Hilton Head, SC, August 11-15, 2013.
  166. Mortari, D. and Avendaño, M.E. “Reflection Decomposition of Rotation Matrices,” AAS 13-727, 2013 AAS/AIAA Astrodynamics Specialist Conference, Hilton Head, SC, August 11-15, 2013.
  167. Lee, S. and Mortari, D. “Improved Uniform Points on a Sphere with Application to any Geographical Data Distribution,” AAS 13-729, 2013 AAS/AIAA Astrodynamics Specialist Conference, Hilton Head, SC, August 11-15, 2013.
  168. Mortari, D., de Dilectis, F., and D’Souza, C. “Image Processing of Illuminated Ellipsoid,” AAS 13-853, 2013 AAS/AIAA Astrodynamics Specialist Conference, Hilton Head, SC, August 11-15, 2013.
  169. Karimi, R.R. and Mortari, D. “A Performance Based Comparison of Angle-only Initial Orbit Determination Methods,” AAS 13-823, 2013 AAS/AIAA Astrodynamics Specialist Conference, Hilton Head, SC, August 11-15, 2013.
  170. Kim, D. and Mortari, D. “Applications of Implicit Functions to Orbital Mechanics Problems,” AAS 14-231, 2014 AAS/AIAA Space Flight Mechanics Meeting Conference, Santa Fe, NM, Jan. 26-30, 2014.
  171. Borissov, S. and Mortari, D. “Pose Estimation using Optical Camera in Lunar Orbit,” AAS 14-247, 2014 AAS/AIAA Space Flight Mechanics Meeting Conference, Santa Fe, NM, Jan. 26-30, 2014.
  172. de Dilectis, F. and Mortari, D. “Bezier Description of Space Trajectories,” AAS 14-294, 2014 AAS/AIAA Space Flight Mechanics Meeting Conference, Santa Fe, NM, Jan. 26-30, 2014.
  173. Mortari, D. and Avendano, M.E. “Mapping to Compensate Radial Geometrical Distortions in Pin-hole Cameras,” AAS 14-144, 2014 AAS/AIAA Space Flight Mechanics Meeting Conference, Santa Fe, NM, Jan. 26-30, 2014.
  174. Mortari, D. “Memory Adaptive k-vector,” AAS 14-207, 2014 AAS/AIAA Space Flight Mechanics Meeting Conference, Santa Fe, NM, Jan. 26-30, 2014.
  175. Lee, S. and Mortari, D. “Optimization of Lattice Flower Constellations for Intensity Correlation Interferometric Missions,” AAS 14-407, 2014 AAS/AIAA Space Flight Mechanics Meeting Conference, Santa Fe, NM, Jan. 26-30, 2014.
  176. Borissov, S., de Dilectis, F., and Mortari, D. “k-vector Approach for Massive Solutions of Kepler Equation,” AAS 14-433, 2014 AAS/AIAA Space Flight Mechanics Meeting Conference, Santa Fe, NM, Jan. 26-30, 2014.
  177. Borissov, S. and Mortari, D. “Pose Estimation Assessment using GEO Satellites Identification,” AAS 15-248, 2015 AAS/AIAA Space Flight Mechanics Meeting Conference, Williamsburg, VA, Jan. 12-15, 2015.
  178. Mortari, D. and Akella, M. “Discrete and Continuous Time Adaptive Angular Velocity Estimators,” AAS 15-254, 2015 AAS/AIAA Space Flight Mechanics Meeting Conference, Williamsburg, VA, Jan. 12-15, 2015.
  179. Mortari, D., de Dilectis, F., and Zanetti, R. “Position Estimation using Image Derivative,” AAS 15-259, 2015 AAS/AIAA Space Flight Mechanics Meeting Conference, Williamsburg, VA, Jan. 12-15, 2015.
  180. Lee, S. and Mortari, D. “Design of Constellations for Earth Observation with Inter-satellite Links,” AAS 15-303, 2015 AAS/AIAA Space Flight Mechanics Meeting Conference, Williamsburg, VA, Jan. 12-15, 2015.
  181. Mortari, D. and Furfaro, R. “Fast Selection of Debris Subset for Conjunction Analysis using k-vector,” AAS 15-366, 2015 AAS/AIAA Space Flight Mechanics Meeting Conference, Williamsburg, VA, Jan. 12-15, 2015.
  182. Conway, D. and Mortari, D. “Single-point and Filtered Relative Position Estimation for Visual Docking,” International Conference on Computational and Experimental Engineering and Sciences (ICCES), Reno, NV, July 20-24 2015.
  183. Fialho, M.A.A., Perondi, L.F., and Mortari, D. “Development of an Autonomous Star Tracker,” 6-th Workshop em Engenharia e Tecnologia Espaciais, Terca-feira, July 21, 2015.
  184. Borissov, S., Wu, Y., and Mortari, D. “East-West GEO Station-keeping with Degraded Thrusters Response,” AAS 15-512, 2015 AAS/AIAA Astrodynamics Specialist Conference, Vail, CO, Aug. 9-13, 2015.
  185. Mortari, D. and Conway, D. “Single-point Position Estimation in Interplanetary Trajectories using Star Trackers,” AAS 15-660, 2015 AAS/AIAA Astrodynamics Specialist Conference, Vail, CO, Aug. 9-13, 2015.
  186. Borissov, S. and Mortari, D. “Image Processing of Earth and Moon Images for Optical Navigation Systems,” AAS 15-744, 2015 AAS/AIAA Astrodynamics Specialist Conference, Vail, CO, Aug. 9-13, 2015.
  187. Lee, S., Avendano, M.E., and Mortari, D. “Uniform and Weighted Coverage for Large Lattice Flower Constellations,” AAS 15-790, 2015 AAS/AIAA Astrodynamics Specialist Conference, Vail, CO, Aug. 9-13, 2015.
  188. Mortari, D. “10 Years of Flower Constellations,” Society of Engineering Science, 52-nd Annual Technical Meeting, Texas A&M University, October 26-28, 2015.
  189. Mortari, D., Fialho, M.A.A., and Lockhart, S.A. “Star Centroid on the f-radius Sphere using von Mises-Fisher Probability Distribution,” AAS 16-287, 2016 AAS/AIAA Space Flight Mechanics Meeting Conference, Napa, CA, Feb. 14-18, 2016.
  190. Mortari, D. and Hyland, D. “The Theory of Lattice Flower Formations and its Application to Intensity Correlation Interferometry,” AAS 16-298, 2016 AAS/AIAA Space Flight Mechanics Meeting Conference, Napa, CA, Feb. 14-18, 2016.
  191. Fialho, M.A.A., Mortari, D., and Perondi, L.F. “Ideas for Multispectral Cameras with Stacked Pixels for Star Tracking and Optical Navigation,” AAS 16-321, 2016 AAS/AIAA Space Flight Mechanics Meeting Conference, Napa, CA, Feb. 14-18, 2016.
  192. Fialho, M.A.A., Perondi, L.F., and Mortari, D. “The Brazilian Autonomous Star Tracker Development,” AAS 16-322, 2016 AAS/AIAA Space Flight Mechanics Meeting Conference, Napa, CA, Feb. 14-18, 2016.
  193. Mortari, D. and Borissov, S. “Moon and Earth Image Processing using Asymmetric 2-D Gaussian Function on Image Gradient,” AAS 16-341, 2016 AAS/AIAA Space Flight Mechanics Meeting Conference, Napa, CA, Feb. 14-18, 2016.
  194. Bani-Younes, A. and Mortari, D. “Attitude Error Kinematics: Applications in Control,” AAS 16-429, 2016 AAS/AIAA Space Flight Mechanics Meeting Conference, Napa, CA, Feb. 14-18, 2016.
  195. Borissov, S. and Mortari, D. “Preliminary Investigation in Interstellar Navigation Techniques,” AAS 16-442, 2016 AAS/AIAA Space Flight Mechanics Meeting Conference, Napa, CA, Feb. 14-18, 2016.
  196. Bani-Younes, A. and Mortari, D. “Attitude Error Kinematics: Applications in Estimation,” AAS 16-458, 2016 AAS/AIAA Space Flight Mechanics Meeting Conference, Napa, CA, Feb. 14-18, 2016.
  197. Kuether, D.J., Morrell, B., Chamitoff, G., Bishop, M., Mortari, D., Gibbens, P., and Coen, M.D. “Cohesive Autonomous Navigation System,” AIAA Guidance, Navigation, and Control Conference, p. 0640. 2016.
  198. Arnas, D., Fialho, M.A.A., and Mortari, D. “Robust Triad and Quad Generation Algorithms For Star Trackers,” AAS 17-232, 2017 AAS/AIAA Space Flight Mechanics Meeting Conference, San Antonio, TX, February 5-9, 2017.
  199. Arnas, D. and Mortari, D. “Optimal k-vector to Invert Nonlinear Functions,” AAS 17-235, 2017 AAS/AIAA Space Flight Mechanics Meeting Conference, San Antonio, TX, February 5-9, 2017.
  200. Arnas, D. and Mortari, D. “Random Number Generation using k-vector,” AAS 17-297, 2017 AAS/AIAA Space Flight Mechanics Meeting Conference, San Antonio, TX, February 5-9, 2017.
  201. Arnas, D., Casanova, D., Tresaco, E., and Mortari, D. “3D Lattice Flower Constellations using Necklaces,” AAS 17-234, 2017 AAS/AIAA Space Flight Mechanics Meeting Conference, San Antonio, TX, February 5-9, 2017.
  202. Mortari, D. “The Theory of Connections. Part 1: Connecting Points,” AAS 17-255, 2017 AAS/AIAA Space Flight Mechanics Meeting Conference, San Antonio, TX, February 5-9, 2017.
  203. Mortari, D. “Least-squares Solutions of Linear Differential Equations,” AAS 17-256, 2017 AAS/AIAA Space Flight Mechanics Meeting Conference, San Antonio, TX, February 5-9, 2017.
  204. Fialho, M.A.A. and Mortari, D. “Nonlinear k-vector,” AAS 17-485, 2017 AAS/AIAA Space Flight Mechanics Meeting Conference, San Antonio, TX, February 5-9, 2017.
  205. Fialho, M.A.A., Mortari, D., and Perondi, L.F. “Performance Tests of the Pyramid Star-ID Algorithm with Memory Adaptive k-vector,” AAS 17-311, 2017 AAS/AIAA Space Flight Mechanics Meeting Conference, San Antonio, TX, February 5-9, 2017.
  206. Mortari, D. “The Theory of Connections with Application,” XVI Jornadas de Trabajo en Mecánica Celeste, Soria (Spain), June 19-21, 2017.
  207. Borissov, S., Bridges, G., Vlasak, W., Wright, V., Butcher, J., Mena, S., and Mortari, D. “Pulsar Navigation: Defining an upper Bound for Distance from Reference,” 2017 AAS/AIAA Astrodynamics Specialist Conference, Stevenson, WA, August 20-24, 2017.
  208. Mortari, D., Johnston, H., and Smith, L. “Least-squares Solutions of Nonlinear Differential Equations,” Paper of the 2018 AAS/AIAA Space Flight Mechanics Meeting Conference, Kissimmee, FL, January 8-12, 2018.
  209. Mortari, D., Leake, C., and Borissov, S. “The n-dimensional k-vector with Applications,” Paper of the 2018 AAS/AIAA Space Flight Mechanics Meeting Conference, Kissimmee, FL, January 8-12, 2018.
  210. Borissov, S. and Mortari, D. “Centroiding and Sizing Optimization of Ellipsoid Image Processing using Nonlinear Least-Squares,” AAS 18-229, 2018 AAS/AIAA Astrodynamics Specialist Conference, Snowbird, UT, August 19-23, 2018.
  211. Mortari, D. and Furfaro, R. “Theory of Connections Applied to First-Order System of Ordinary Differential Equations Subject to Component Constraints,” AAS 18-230, 2018 AAS/AIAA Astrodynamics Specialist Conference, Snowbird, UT, August 19-23, 2018.
  212. Zhang, G. and Mortari, D. “Comparison Between First and Second-Order Gauss Variational Equations under Impulsive Control,” AAS 18-233, 2018 AAS/AIAA Astrodynamics Specialist Conference, Snowbird, UT, August 19-23, 2018.
  213. Johnston, H. and Mortari, D. “Linear Differential Equations Subject to Relative, Integral, and Infinite Constraints,” AAS 18-273, 2018 AAS/AIAA Astrodynamics Specialist Conference, Snowbird, UT, August 19-23, 2018.
  214. Johnston, H. and Mortari, D. “Theory of Connections Solution to Perturbed Lambert’s Problem,” AAS 18-282, 2018 AAS/AIAA Astrodynamics Specialist Conference, Snowbird, UT, August 19-23, 2018.
  215. Leake, C., Arnas, D., and Mortari, D. “Applications of the Dynamic n-dimensional k-vector,” AAS 18-283, 2018 AAS/AIAA Astrodynamics Specialist Conference, Snowbird, UT, August 19-23, 2018.
  216. Leake, C. and Mortari, D. “The f-radius Sphere Model. Theory and Analysis,” AAS 18-285, 2018 AAS/AIAA Astrodynamics Specialist Conference, Snowbird, UT, August 19-23, 2018.
  217. McConnell, S., McCarthy, M., Buchanan, T., Tang, K., Wasson, M., Young, T., Borissov, S., and Mortari, D. “X-Ray Pulsar Navigation Position Determination using Spherical Volumes,” AAS 18-354, 2018 AAS/AIAA Astrodynamics Specialist Conference, Snowbird, UT, August 19-23, 2018.
  218. Furfaro, R. and Mortari, D. “Least-squares Solution of a Class of Optimal Guidance Problems,” AAS 18-362, 2018 AAS/AIAA Astrodynamics Specialist Conference, Snowbird, UT, August 19-23, 2018.
  219. de Almeida, M.M., Zanetti, R., Mortari, D., and Akella, M. “Real-Time Angular Velocity Estimation of Non-Cooperative Space Objects using Camera Measurements,” AAS 18-420 of the 2018 AAS/AIAA Astrodynamics Specialist Conference, Snowbird, UT, August 19-23, 2018.
  220. Razoumny, Y.N., Mortari, D., Lee, S., and Avendano, M.  “Flower Constellations for Earth Coverage with Big Number of Satellites,” Paper 48014 of the 69th International Astronautical Congress (IAC), Bremen (Germany), October 1-5, 2018.
  221. Mortari, D. “The Theory of Functional Connections: Connecting Functions,” IAA-AAS-SciTech-072, Forum 2018, Peoples’ Friendship University of Russia, Moscow (Russia), November 13-15, 2018.
  222. Johnston, H. and Mortari, D. “Weighted Least-Squares Solutions of Over-Constrained Differential Equations,” IAA-AAS-SciTech-081, Forum 2018, Peoples’ Friendship University of Russia, Moscow (Russia), November 13-15, 2018.
  223. Mortari, D., Razoumny, Y., Samusenko, O., Novikova, V., and Nam Quy, N. “Optimal Two-tier Satellite Constellation for Continuous Coverage of Spherical Layer of Near-Earth Space,” IAA-AAS-SciTech-112, Forum 2018, Peoples’ Friendship University of Russia, Moscow (Russia), November 13-15, 2018.
  224. Mortari, D. “The Theory of Functional Connections: Current Status,” XIX Colóquio Brasileiro de Dinâmica Orbital, CBDO-2018. Instituto Nacional de Pesquisas Espaciais, São José dos Campos (Brasil), Dec. 3-7, 2018
  225. McHenry, N., Hunt, T., Chamitoff, G. and Mortari, D. “Virtual Reality as a Testbed for Star Tracker Algorithms,” AIAA Science and Technology Forum and Exposition 2019, San Diego (CA), January 7-11, 2019.
  226. Leake, C. and Mortari, D. “Recursive and Non-dimensional Star-Identification,” AAS 19-609, of the 2019 AAS/AIAA Astrodynamics Specialist Conference, Portland, ME, August 11-15, 2019.
  227. Zhang, G. and Mortari, D. “Impulsive Least-Squares Orbit Maintenance using Gauss’s Variational Equations,” AAS 19-613, of the 2019 AAS/AIAA Astrodynamics Specialist Conference, Portland, ME, August 11-15, 2019.
  228. Arnas, D., Leake, C., and Mortari, D. “Orthogonal Range Searching in n-dimensional Spaces using k-vector,” AAS 19-629, of the 2019 AAS/AIAA Astrodynamics Specialist Conference, Portland, ME, August 11-15, 2019.
  229. de Almeida, M.M., Mortari, D., Zanetti, R., and Akella, M. “QuateRA: The Quaternion Regression Algorithm,” AAS 19-654, of the 2019 AAS/AIAA Astrodynamics Specialist Conference, Portland, ME, August 11-15, 2019.
  230. Drozd, K., Furfaro, R., and Mortari, D. “Constrained Energy-Optimal Guidance in Relative Motion via Theory of Functional Connections and Rapidly-Explored Random Trees,” AAS 19-662, 2019 AAS/AIAA Astrodynamics Specialist Conference, Portland, ME, August 11-15, 2019.
  231. Mortari, D., Mai, T., and Efendiev, Y. “Theory of Functional Connections Applied to Nonlinear Programming under Equality Constraints,” AAS 19-675, of the 2019 AAS/AIAA Astrodynamics Specialist Conference, Portland, ME, August 11-15, 2019.
  232. Schiassi, E., Furfaro, R., Johnston, H., and Mortari, D. “Fuel-efficient Powered Descent Guidance on Planetary Bodies via Theory of Functional Connection,” AAS 19-718, of the 2019 AAS/AIAA Astrodynamics Specialist Conference, Portland, ME, August 11-15, 2019.
  233. Johnston, H., Leake, C., and Mortari, D. “An Analysis of the Theory of Functional Connections Subject to Inequality Constraints,” AAS 19-732, of the 2019 AAS/AIAA Astrodynamics Specialist Conference, Portland, ME, August 11-15, 2019.
  234. Mortari, D. and Leake, C. “An Explanation and Implementation of the Multivariate Theory of Functional Connections via Examples,” AAS 19-734, 2019 AAS/AIAA Astrodynamics Specialist Conference, Portland, ME, August 11-15, 2019.
  235. Johnston, H. and Mortari, D. “Orbit Propagation via the Theory of Functional Connections,” AAS 19-736, 2019 AAS/AIAA Astrodynamics Specialist Conference, Portland, ME, August 11-15, 2019.
  236. Mortari, D. “The Theory of Functional Connections: Current Status,” XXV International Congress of the Italian Association of Aeronautics and Astronautics, Rome (Italy), September 9-12, 2019.
  237. Furfaro, R., Drozd, K., and Mortari, D. “Energy-Optimal Rendezvous Spacecraft Guidance via Theory of Functional Connections,” 70th International Astronautical Congress 2019, IAF Astrodynamics Symposium, Washington, D.C., October 21-25, 2019.
  238. Arnas, D., Lifson, M., Linares, R., Avendaño, M., and Mortari, D. “Low Earth Orbital Traffic Management through Slotting,” IAA-UT Space Traffic Management Conference STM 2020. Paper IAA-UT-STM-02-01, February 19-20, 2020, Austin TX.
  239. Schiassi, E., D’Ambrosio, A., Johnston, H., De Florio, M., Furfaro, R., Curti, F., and Mortari, D. “Physics-Informed Solution of Optimal Control Problems via Extreme Theory of Functional Connections”, AAS 20-524, Astrodynamics Specialist Conference, August 9-12, Lake Tahoe, CA.
  240. Johnston, H., Leake, C., de Almeida, M.M., and Mortari, D. “Recursive Star-Identification Algorithm using an Adaptive SVD-based Angular Velocity Estimator”, AAS 20-545, Astrodynamics Specialist Conference, August 9-12, Lake Tahoe, CA.
  241. Gardner, A., Johnston, H., Leake, C., Mortari, D., and Anzalone, E. “Star Tracker Based Inertial State Estimation on Planetary Bodies. An Update on the Stellar Positioning System”, AAS 20-548, Astrodynamics Specialist Conference, August 9-12, Lake Tahoe, CA.
  242. Schiassi, E., D’Ambrosio, A., Johnston, H., Furfaro, R., Curti, F., and Mortari, D. “Complete Energy Optimal Landing on Small and Large Planetary Bodies via Theory of Functional Connections”, AAS 20-557, Astrodynamics Specialist Conference, August 9-12, Lake Tahoe, CA.
  243. De Almeida Junior, A.K., Leake, C., Johnston, H., and Mortari, D. “Evaluation of transfer costs in the Earth-Moon system using the Theory of Functional Connections”, AAS 20-596, Astrodynamics Specialist Conference, August 9-12, Lake Tahoe, CA.
  244. Furfaro, R., Schiassi, E., Drozd, K., and Mortari, D. “Physics-Informed Neural Networks and Theory of Functional Connections for Optimal Space Guidance Applications,” IAC 2020, 71-st International Astronautical Congress, 12-16 October 2020, Dubai, United Arab Emirates.
  245. Johnston, H., Lo, W.M., and Mortari, D. “A Functional Interpolation Approach to Compute Periodic Orbits in the Circular Restricted Three-Body Problem”, AAS 21-257, 31-st AAS/AIAA Virtual Space Flight Mechanics Meeting, February 1-4, 2021.
  246. Mai, T. and Mortari, D. “Theory of Functional Connections applied to Quadratic and Nonlinear Programming under Equality Constraints”, Nonsmooth Optimization, East Coast Optimization Meeting George Mason University, Fairfax VA, March 31-April 1, 2022.
  247. Mortari, D. “Using Functional Interpolation to solve Boundary Value Geodesic Problem,”  mini-symposia Theory and Applications of Functional Interpolation to Optimization and Control, 19th U.S. National Congress on Theoretical and Applied Mechanics, Austin TX, June 19-24, 2022.
  248. Megginson, L, and Mortari, D. “Using Functional Interpolation to Perform Stress Concentration Analysis with Comparison to Finite Element Method,” mini-symposia Theory and Applications of Functional Interpolation to Optimization and Control, 19th U.S. National Congress on Theoretical and Applied Mechanics, Austin TX, June 19-24, 2022.
  249. Radhakrishnan, V., Wajid, S., Mortari, D., and Benzerga, A. “On Limit Analysis using Functional Interpolation,” Mini-symposia #106 Theory and Applications of Functional Interpolation to Optimization and Control, 19th U.S. National Congress on Theoretical and Applied Mechanics, Austin TX, June 19-24, 2022.
  250. de Almeida A.K., Prado, A.F.B.A., and Mortari, D. “Orbit Transfer using Theory of Functional Connections by Changing Nonlinear Constraints into Linear Ones,” KePASSA 2022, 5th International Workshop on Key Topics in Orbit Propagation Applied to Space Situational Awareness, Logroño (Spain), June 22-24, 2022.
  251. Mortari, D. Criscola, F., and Canales, D. “Perturbed Lamber Problem Using the Theory of Functional Connections,” AAS 23-131. 33rd AAS/AIAA Space Flight Mechanics Meeting, Austin TX, January 15-19, 2023.
  252. Mortari, D. “Trajectory Optimization Using the Theory of Functional Connections,” AAS 23-132. 33rd AAS/AIAA Space Flight Mechanics Meeting, Austin TX, January 15-19, 2023.
  253. Posada, D., Jordan, J., Henderson, T., and Mortari, D. “Single Image Star Tracker Calibration for In-transit Spacecraft using Deep Learning for Regression,” AAS 23-329. 33rd AAS/AIAA Astrodynamics Specialist Conference, Big Sky (MT), 13-17 August 2023.
  254. Criscola, F., Hudson, Z., Canales, D., and Mortari, D. “Solution of the Perturbed Lambert’s Problem Using the Theory of Functional Connections,” AAS 23-429. 33rd AAS/AIAA Astrodynamics Specialist Conference, Big Sky (MT), 13-17 August, 2023.