(4953) 1990MU
▹
OBSERVATIONAL INFORMATION
Arc information
| Arc length |
17953 |
days |
| Unobserved |
220 |
days |
Astrometry summary
Optical
| RMS of residuals |
0.440376 |
| First observation |
1974-07-21.74676 |
| Last observation |
2023-09-16.119893 |
| Number (Discarded) |
2386 (31) |
|
Radar
| First observation |
1994-05-27 |
| Last observation |
1994-05-28 |
| Delay (Discarded) |
0 (0) |
| Doppler (Discarded) |
2 (0) |
| Total (Discarded) |
2 (0) |
|
Note. The ASCII file is in a format suitable for OrbFit input.