(1580) Betulia
▹
OBSERVATIONAL INFORMATION
Arc information
Arc length |
26963 |
days |
Unobserved |
188 |
days |
Astrometry summary
Optical
RMS of residuals |
0.533373 |
First observation |
1950-05-22.92905 |
Last observation |
2024-03-18.276336 |
Number (Discarded) |
1648 (14) |
|
Radar
First observation |
1976-05-18 |
Last observation |
2002-06-03 |
Delay (Discarded) |
6 (0) |
Doppler (Discarded) |
7 (0) |
Total (Discarded) |
13 (0) |
|
Note. The ASCII file is in a format suitable for OrbFit input.