(1620) Geographos
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OBSERVATIONAL INFORMATION
Arc information
Arc length |
26447 |
days |
Unobserved |
91 |
days |
Astrometry summary
Optical
RMS of residuals |
0.419839 |
First observation |
1951-08-31.45556 |
Last observation |
2024-01-27.242769 |
Number (Discarded) |
8397 (88) |
|
Radar
First observation |
1983-02-27 |
Last observation |
1994-09-02 |
Delay (Discarded) |
3 (0) |
Doppler (Discarded) |
4 (0) |
Total (Discarded) |
7 (0) |
|
Note. The ASCII file is in a format suitable for OrbFit input.