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OD Covariance in Conjunction Assessment: Introduction and IssuesPrimary and secondary covariances combined and projected into conjunction plane (plane perpendicular to relative velocity vector at TCA) Primary placed on x-axis at (miss distance, 0) and represented by circle of radius equal to sum of both spacecraft circumscribing radiiZ-axis perpendicular to x-axis in conjunction plane Pc is portion of combined error ellipsoid that falls within the hard-body radius circle
Document ID
20150011109
Acquisition Source
Goddard Space Flight Center
Document Type
Conference Paper
Authors
Hejduk, M. D. (Astrorum Consulting LLC United Staes)
Duncan, M. (SpaceNav, LLC Boulder, CO, United States)
Date Acquired
June 18, 2015
Publication Date
June 1, 2015
Subject Category
Astrodynamics
Report/Patent Number
GSFC-E-DAA-TN22345
Meeting Information
Meeting: A-Train Mission Operations Working Group Meeting
Location: Greenbelt, MD
Country: United States
Start Date: June 5, 2015
Sponsors: NASA Goddard Space Flight Center
Funding Number(s)
CONTRACT_GRANT: NNG11VM00C
Distribution Limits
Public
Copyright
Public Use Permitted.
Keywords
Conjunction
Assessment
Operations

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