(5189) 1990UQ
▹
OBSERVATIONAL INFORMATION
Arc information
| Arc length |
12135 |
days |
| Unobserved |
101 |
days |
Astrometry summary
Optical
| RMS of residuals |
0.473930 |
| First observation |
1990-10-20.47135 |
| Last observation |
2024-01-10.201977 |
| Number (Discarded) |
1627 (9) |
|
Radar
| First observation |
1992-05-19 |
| Last observation |
2021-05-04 |
| Delay (Discarded) |
4 (0) |
| Doppler (Discarded) |
1 (0) |
| Total (Discarded) |
5 (0) |
|
Note. The ASCII file is in a format suitable for OrbFit input.