(496817) 1989VB
▹
OBSERVATIONAL INFORMATION
Arc information
Arc length |
12109 |
days |
Unobserved |
486 |
days |
Astrometry summary
Optical
RMS of residuals |
0.369028 |
First observation |
1989-11-01.41050 |
Last observation |
2022-12-27.126705 |
Number (Discarded) |
304 (1) |
|
Radar
First observation |
2017-10-03 |
Last observation |
2017-10-10 |
Delay (Discarded) |
4 (0) |
Doppler (Discarded) |
2 (0) |
Total (Discarded) |
6 (0) |
|
Note. The ASCII file is in a format suitable for OrbFit input.