(251346) 2007SJ
▹
OBSERVATIONAL INFORMATION
Arc information
| Arc length |
11304 |
days |
| Unobserved |
805 |
days |
Astrometry summary
Optical
| RMS of residuals |
0.385865 |
| First observation |
1990-10-14.20139 |
| Last observation |
2021-09-25.294353 |
| Number (Discarded) |
994 (1) |
|
Radar
| First observation |
2014-01-18 |
| Last observation |
2014-01-19 |
| Delay (Discarded) |
2 (0) |
| Doppler (Discarded) |
0 (0) |
| Total (Discarded) |
2 (0) |
|
Note. The ASCII file is in a format suitable for OrbFit input.