(252564) 2001WP21
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OBSERVATIONAL INFORMATION
Arc information
Arc length |
23055.7 |
days |
Unobserved |
169 |
days |
Astrometry summary
Optical
RMS of residuals |
0.50 |
First observation |
1960-09-24.425 |
Last observation |
2023-11-09.117 |
Number (Discarded) |
441 (1) |
|
Note: The ASCII file is in a format suitable for OrbFit input.