Search Results - "Leonard, Jason M."
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Reconstruction of Bennu Particle Events From Sparse Data
Published in Earth and space science (Hoboken, N.J.) (01-08-2020)“…OSIRIS‐REx began observing particle ejection events shortly after entering orbit around near‐Earth asteroid (101955) Bennu in January 2019. For some of these…”
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Journal Article -
2
Autonomous Detection of Particles and Tracks in Optical Images
Published in Earth and space science (Hoboken, N.J.) (01-08-2020)“…When optical navigation images acquired by the OSIRIS‐REx (Origins, Spectral Interpretation, Resource Identification, and Security‐Regolith Explorer) mission…”
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Lunar far side surface navigation using Linked Autonomous Interplanetary Satellite Orbit Navigation (LiAISON)
Published in Acta astronautica (01-12-2015)“…We study the application of Linked Autonomous Interplanetary Satellite Orbit Navigation (LiAISON) to track vehicles on the far side of the lunar surface. The…”
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Post-flight Evaluation of Lidar-based Digital Terrain Models for OSIRIS-REx Navigation at Bennu
Published in The planetary science journal (01-07-2023)“…Abstract The Origins, Spectral Interpretation, Resource Identification, and Security–Regolith Explorer (OSIRIS-REx) spacecraft spent more than 2 yr…”
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Stereophotoclinometry for OSIRIS-REx Spacecraft Navigation
Published in The planetary science journal (01-09-2023)“…Abstract We summarize a decade of effort by the Origins, Spectral Interpretation, Resource Identification, and Security–Regolith Explorer (OSIRIS-REx) mission…”
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Ephemeris and hazard assessment for near-Earth asteroid (101955) Bennu based on OSIRIS-REx data
Published in Icarus (New York, N.Y. 1962) (15-11-2021)“…Small bodies such as the near-Earth asteroid Bennu drift in their orbit due to thermal radiation forces (the Yarkovsky effect). Ground-based observations have…”
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Trajectory Estimation for Particles Observed in the Vicinity of (101955) Bennu
Published in Journal of geophysical research. Planets (01-09-2020)“…We analyze the trajectories of 313 particles seen in the near‐Bennu environment between December 2018 and September 2019. Of these, 65% follow suborbital…”
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Mass and Shape Determination of (101955) Bennu Using Differenced Data from Multiple OSIRIS-REx Mission Phases
Published in The planetary science journal (01-12-2021)“…Abstract The Origins, Spectral Interpretation, Resource Identification, and Security-Regolith Explorer (OSIRIS-REx) mission collected a sample from the…”
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Journal Article -
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Photometry of Particles Ejected From Active Asteroid (101955) Bennu
Published in Journal of geophysical research. Planets (01-09-2020)“…Near‐Earth asteroid (101955) Bennu is an active asteroid experiencing mass loss in the form of ejection events emitting up to hundreds of millimeter‐ to…”
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10
Initial Orbit Determination and Event Reconstruction From Estimation of Particle Trajectories About (101955) Bennu
Published in Earth and space science (Hoboken, N.J.) (01-09-2020)“…The OSIRIS‐REx mission has observed multiple instances of particles being ejected from the surface of near‐Earth asteroid (101955) Bennu. The ability to…”
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Journal Article -
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OSIRIS-APEX: An OSIRIS-REx Extended Mission to Asteroid Apophis
Published in The planetary science journal (01-10-2023)“…Abstract The Origins, Spectral Interpretation, Resource Identification, and Security–Regolith Explorer (OSIRIS-REx) spacecraft mission characterized and…”
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Supporting Crewed Missions using LiAISON Navigation in the Earth-Moon System
Published 01-01-2015“…Crewed navigation in certain regions of the Earth-Moon system provides a unique challenge due to the unstable dynamics and observation geometry relative to…”
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Dissertation -
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Supporting Crewed Missions using LiAISON Navigation in the Earth-Moon System
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Dissertation -
14
Autonomous Detection of Particles and Tracks in Optical Images
Published 11-11-2019“…During its initial orbital phase in early 2019, the Origins, Spectral Interpretation, Resource Identification, and Security-Regolith Explorer (OSIRIS-REx)…”
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Journal Article