Navigation accuracy analysis for a Halley intercept mission
Abstract
A ballistic intercept mission to Comet Halley is currently under consideration by the United States. This paper describes the navigation system and the navigation strategy which would be employed in such a mission, assuming a launch in the summer of 1985 and an arrival in March of 1986. Spacecraft comet-relative orbit determination accuracies are presented as functions of time for the baseline navigation strategy, along with the results of a number of parametric sensitivity studies involving parameters such as data frequencies, data accuracies, stochastic acceleration levels, cometary ephemeris uncertainties, maneuver execution errors, and encounter date.
- Publication:
-
AIAA, Aerospace Sciences Meeting
- Pub Date:
- January 1981
- Bibcode:
- 1981aiaa.meetU....W
- Keywords:
-
- Error Analysis;
- Halley'S Comet;
- Orbit Calculation;
- Position Errors;
- Space Navigation;
- Space Rendezvous;
- Instrument Errors;
- Interplanetary Trajectories;
- Spacecraft Maneuvers;
- Standard Deviation;
- Trajectory Analysis;
- Space Communications, Spacecraft Communications, Command and Tracking