(342934) 2009AR21
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OBSERVATIONAL INFORMATION
Arc information
Arc length |
8462.9 |
days |
Unobserved |
407 |
days |
Astrometry summary
Optical
RMS of residuals |
0.55 |
First observation |
2000-01-16.366 |
Last observation |
2023-03-19.270 |
Number (Discarded) |
187 (5) |
|
Note: The ASCII file is in a format suitable for OrbFit input.