(74860) 1999TZ89
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OBSERVATIONAL INFORMATION
Arc information
Arc length |
16766.9 |
days |
Unobserved |
264 |
days |
Astrometry summary
Optical
RMS of residuals |
0.45 |
First observation |
1977-09-09.403 |
Last observation |
2023-08-06.293 |
Number (Discarded) |
1190 (5) |
|
Note: The ASCII file is in a format suitable for OrbFit input.