(257460) 1981ES37
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OBSERVATIONAL INFORMATION
Arc information
Arc length |
15455.5 |
days |
Unobserved |
321 |
days |
Astrometry summary
Optical
RMS of residuals |
0.51 |
First observation |
1981-02-14.676 |
Last observation |
2023-06-10.217 |
Number (Discarded) |
354 (2) |
|
Note: The ASCII file is in a format suitable for OrbFit input.