(162173) Ryugu
▹
OBSERVATIONAL INFORMATION
Arc information
Arc length |
12852 |
days |
Unobserved |
1011 |
days |
Astrometry summary
Optical
RMS of residuals |
0.339869 |
First observation |
1986-04-14.58606 |
Last observation |
2021-06-21.939512 |
Number (Discarded) |
4926 (13) |
|
Radar
First observation |
2020-12-12 |
Last observation |
2020-12-18 |
Delay (Discarded) |
2 (0) |
Doppler (Discarded) |
0 (0) |
Total (Discarded) |
2 (0) |
|
Note. The ASCII file is in a format suitable for OrbFit input.