(420222) 2011HR20
▹
OBSERVATIONAL INFORMATION
Arc information
Arc length |
5347.03 |
days |
Unobserved |
737 |
days |
Astrometry summary
Optical
RMS of residuals |
0.47 |
First observation |
2007-09-04.258 |
Last observation |
2022-04-25.284 |
Number (Discarded) |
190 (2) |
|
Note: The ASCII file is in a format suitable for OrbFit input.