(634680) 2012FW21
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OBSERVATIONAL INFORMATION
Arc information
Arc length |
5300 |
days |
Unobserved |
172 |
days |
Astrometry summary
Optical
RMS of residuals |
0.42 |
First observation |
2009-05-02.306 |
Last observation |
2023-11-05.311 |
Number (Discarded) |
280 (4) |
|
Note: The ASCII file is in a format suitable for OrbFit input.