(2197) Shanghai
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OBSERVATIONAL INFORMATION
Arc information
Arc length |
29515.8 |
days |
Unobserved |
237 |
days |
Astrometry summary
Optical
RMS of residuals |
0.73 |
First observation |
1942-11-05.920 |
Last observation |
2023-08-28.759 |
Number (Discarded) |
6026 (834) |
|
Note: The ASCII file is in a format suitable for OrbFit input.