| タイトル | OD Covariance in Conjunction Assessment: Introduction and Issues |
| 本文（外部サイト） | http://hdl.handle.net/2060/20150011109 |
| 著者（英） | Hejduk, M. D.; Duncan, M. |
| 著者所属（英） | NASA Goddard Space Flight Center |
| 発行日 | 2015-06-01 |
| 言語 | eng |
| 内容記述 | Primary 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 |
| NASA分類 | Astrodynamics |
| レポートNO | GSFC-E-DAA-TN22345 |
| 権利 | Copyright, Distribution under U.S. Government purpose rights |
