(281985) 2011HR18
▹
OBSERVATIONAL INFORMATION
Arc information
Arc length |
8984.96 |
days |
Unobserved |
254 |
days |
Astrometry summary
Optical
RMS of residuals |
0.56 |
First observation |
1999-01-14.351 |
Last observation |
2023-08-21.314 |
Number (Discarded) |
392 (2) |
|
Note: The ASCII file is in a format suitable for OrbFit input.