(309879) 2009DR121
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OBSERVATIONAL INFORMATION
Arc information
Arc length |
7119.08 |
days |
Unobserved |
902 |
days |
Astrometry summary
Optical
RMS of residuals |
0.64 |
First observation |
2002-10-10.202 |
Last observation |
2022-04-07.280 |
Number (Discarded) |
224 (3) |
|
Note: The ASCII file is in a format suitable for OrbFit input.