Last update: 2020-10-25 13:09 UTC
Summary
Orbit Properties
Physical Properties
Observations
Ephemerides
Close Approaches
 
3753 Cruithne
Observational Information
Arc Information Value Unit Source
Arc Length 17172 days [1]
Unobserved 3 days [1]
Astrometry Summary
Optical Value Unit Source
RMS of Residuals 0.431109 arcseconds [1]
First Observation 1973-10-17.43792 - [2]
Last Observation 2020-10-22.629811 - [2]
Total Optical Observations (Discarded) 938 (7) - [1]
Radar Value Unit Source
First Observation - - [3]
Last Observation - - [3]
Delay (Discarded) 0 (0) - [1]
Doppler (Discarded) 0 (0) - [1]
Total Radar Observations (Discarded) 0 (0) - [1]
Note: The ASCII file is in a format suitable for OrbFit input.
Sources
No. Name Additional
[1] ESA ODS ESA orbit determination system
[2] MPC Minor Planet Center: https://www.minorplanetcenter.net
[3] JPL Radar Observations Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt