(1866) Sisyphus
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OBSERVATIONAL INFORMATION
Arc information
Arc length |
25445 |
days |
Unobserved |
15 |
days |
Astrometry summary
Optical
RMS of residuals |
0.337481 |
First observation |
1955-01-26.45069 |
Last observation |
2024-09-25.91024 |
Number (Discarded) |
8961 (29) |
|
Radar
First observation |
1985-12-08 |
Last observation |
1985-12-08 |
Delay (Discarded) |
0 (0) |
Doppler (Discarded) |
1 (0) |
Total (Discarded) |
1 (0) |
|
Note. The ASCII file is in a format suitable for OrbFit input.