Spacecraft uncertainty propagation using Gaussian mixture models and polynomial chaos expansions V Vittaldev, RP Russell, R Linares Journal of Guidance, Control, and Dynamics 39 (12), 2615-2626, 2016 | 44 | 2016 |

Constellation phasing with differential drag on planet labs satellites C Foster, J Mason, V Vittaldev, L Leung, V Beukelaers, L Stepan, ... Journal of Spacecraft and Rockets 55 (2), 473-483, 2018 | 35 | 2018 |

Parallel computation of trajectories using graphics processing units and interpolated gravity models N Arora, V Vittaldev, RP Russell Journal of Guidance, Control, and Dynamics 38 (8), 1345-1355, 2015 | 27 | 2015 |

F and G Taylor series solutions to the Stark and Kepler problems with Sundman transformations E Pellegrini, RP Russell, V Vittaldev Celestial Mechanics and Dynamical Astronomy 118 (4), 355-378, 2014 | 23 | 2014 |

Dove high speed downlink system K Devaraj, R Kingsbury, M Ligon, J Breu, V Vittaldev, B Klofas, P Yeon, ... | 21 | 2017 |

Collision probability for space objects using Gaussian mixture models V Vittaldev, RP Russell Proceedings of the 23rd AAS/AIAA Space Flight Mechanics Meeting 148, 2339-2358, 2013 | 21 | 2013 |

Second-order Kalman filters using multi-complex step derivatives V Vittaldev, RP Russell, N Arora, D Gaylor Proceedings of the AAS/AIAA Space Flight Mechanics Meeting, Kauai, Hawaii, 2012 | 20 | 2012 |

Space object collision probability using multidirectional gaussian mixture models V Vittaldev, RP Russell Journal of Guidance, Control, and Dynamics 39 (9), 2163-2169, 2016 | 17 | 2016 |

Differential drag control scheme for large constellation of planet satellites and on-orbit results C Foster, J Mason, V Vittaldev, L Leung, V Beukelaers, L Stepan, ... arXiv preprint arXiv:1806.01218, 2018 | 15 | 2018 |

Conjunction assessment for commercial satellite constellations using commercial radar data sources M Nicolls, V Vittaldev, D Ceperley, J Creus-Costa, C Foster, N Griffith, ... Advanced Maui Optical and Space Surveillance (AMOS) Technologies Conference, 18, 2017 | 12 | 2017 |

Unified State Model theory and application in Astrodynamics V Vittaldev, E Mooij, MC Naeije Celestial Mechanics and Dynamical Astronomy 112 (3), 253-282, 2012 | 12 | 2012 |

Space object collision probability via Monte Carlo on the graphics processing unit V Vittaldev, RP Russell The Journal of the Astronautical Sciences 64 (3), 285-309, 2017 | 11 | 2017 |

Multidirectional Gaussian mixture models for nonlinear uncertainty propagation V Vittaldev, RP Russell Pending submission to a Journal, 2016 | 9 | 2016 |

Collision probability for resident space objects using Gaussian mixture models, paper AAS 13-351 V Vittaldev, RP Russell 23rd AAS/AIAA Spaceflight Mechanics Meeting, Kauai, Hawaii, 2013 | 8 | 2013 |

Low Thrust Minimum Time Orbit Transfer Nonlinear Optimization Using Impulse Discretization via the Modified Picard–Chebyshev Method D Koblick, S Xu, J Fogel, P Shankar, B Macomber, A Probe, R Woollands, ... CMES-Computer Modeling in Engineering & Sciences 111 (1), 1-27, 2016 | 7 | 2016 |

Parallelized sigma point and particle filters for navigation problems H Shen, V Vittaldev, CD Karlgaard, RP Russell, E Pellegrini Proc. AAS, 2013-2034, 2013 | 7 | 2013 |

Collision probability using multidirectional gaussian mixture models V Vittaldev, RP Russell 25th AAS/AIAA Space Flight Mechanics Meeting, Williamsburg, VA, 2015 | 6 | 2015 |

Scheduling the world's largest earth-observing fleet of medium-resolution imaging satellites V Shah, V Vittaldev, L Stepan, C Foster International Workshop on Planning and Scheduling for Space, 2019 | 5 | 2019 |

On the design of an active debris removal architecture for low earth orbit space debris remediation J Quinlan, C Jones, V Vittaldev, A Wilhite AIAA SPACE 2011 Conference & Exposition, 7250, 2011 | 5 | 2011 |

Parallelized sigma point and particle filters for navigation problems, paper AAS 13-034 H Shen, V Vittaldev, CD Karlgaard, RP Russell, E Pellegrini 36th Annual AAS Guidance and Control Conference, Feb, 1-6, 0 | 5 | |