2018XS4
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OBSERVATIONAL INFORMATION
Arc information
| Arc length |
31 |
days |
| Unobserved |
1935 |
days |
Astrometry summary
Optical
| RMS of residuals |
0.419770 |
| First observation |
2018-12-13.209211 |
| Last observation |
2019-01-13.23520 |
| Number (Discarded) |
81 (3) |
|
Radar
| First observation |
2018-12-18 |
| Last observation |
2018-12-18 |
| Delay (Discarded) |
1 (0) |
| Doppler (Discarded) |
1 (0) |
| Total (Discarded) |
2 (0) |
|
Note. The ASCII file is in a format suitable for OrbFit input.