(43121) 1999XM49
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OBSERVATIONAL INFORMATION
Arc information
Arc length |
11948.9 |
days |
Unobserved |
170 |
days |
Astrometry summary
Optical
RMS of residuals |
0.48 |
First observation |
1991-02-22.196 |
Last observation |
2023-11-10.135 |
Number (Discarded) |
1750 (12) |
|
Note: The ASCII file is in a format suitable for OrbFit input.