(163899) 2003SD220
▹
OBSERVATIONAL INFORMATION
Arc information
| Arc length |
8300 |
days |
| Unobserved |
570 |
days |
Astrometry summary
Optical
| RMS of residuals |
0.352489 |
| First observation |
2000-01-06.07738 |
| Last observation |
2022-09-27.509006 |
| Number (Discarded) |
1491 (16) |
|
Radar
| First observation |
2015-11-29 |
| Last observation |
2018-12-17 |
| Delay (Discarded) |
9 (0) |
| Doppler (Discarded) |
4 (0) |
| Total (Discarded) |
13 (0) |
|
Note. The ASCII file is in a format suitable for OrbFit input.