(85774) 1998UT18
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OBSERVATIONAL INFORMATION
Arc information
| Arc length |
11787 |
days |
| Unobserved |
329 |
days |
Astrometry summary
Optical
| RMS of residuals |
0.593589" |
| First observation |
1989-04-30.61642 |
| Last observation |
2021-08-07.405957 |
| Number (Discarded) |
769 (6) |
|
Radar
| First observation |
2003-11-23 |
| Last observation |
2013-11-21 |
| Delay (Discarded) |
4 (0) |
| Doppler (Discarded) |
4 (0) |
| Total (Discarded) |
8 (0) |
|
Note. The ASCII file is in a format suitable for OrbFit input.