(52246) Donaldjohanson
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OBSERVATIONAL INFORMATION
Arc information
| Arc length |
15657.5 |
days |
| Unobserved |
110 |
days |
Astrometry summary
Optical
| RMS of residuals |
0.51 |
| First observation |
1981-02-14.676 |
| Last observation |
2023-12-29.228 |
| Number (Discarded) |
1312 (9) |
|
Note: The ASCII file is in a format suitable for OrbFit input.