(137170) 1999HF1
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OBSERVATIONAL INFORMATION
Arc information
Arc length |
8807 |
days |
Unobserved |
369 |
days |
Astrometry summary
Optical
RMS of residuals |
0.287864 |
First observation |
1999-04-20.13801 |
Last observation |
2023-05-31.612595 |
Number (Discarded) |
6825 (16) |
|
Note. The ASCII file is in a format suitable for OrbFit input.