(55906) 1998DS20
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OBSERVATIONAL INFORMATION
Arc information
Arc length |
23053 |
days |
Unobserved |
141 |
days |
Astrometry summary
Optical
RMS of residuals |
0.60 |
First observation |
1960-10-24.237 |
Last observation |
2023-12-06.248 |
Number (Discarded) |
840 (6) |
|
Note: The ASCII file is in a format suitable for OrbFit input.