(7800) Zhongkeyuan
▹
OBSERVATIONAL INFORMATION
Arc information
Arc length |
16815.5 |
days |
Unobserved |
217 |
days |
Astrometry summary
Optical
RMS of residuals |
0.54 |
First observation |
1977-09-08.303 |
Last observation |
2023-09-22.778 |
Number (Discarded) |
3784 (406) |
|
Note: The ASCII file is in a format suitable for OrbFit input.