(450894) 2008BT18
▹
OBSERVATIONAL INFORMATION
Arc information
| Arc length |
24049 |
days |
| Unobserved |
1190 |
days |
Astrometry summary
Optical
| RMS of residuals |
0.551031 |
| First observation |
1955-03-14.22639 |
| Last observation |
2021-01-15.50435 |
| Number (Discarded) |
433 (1) |
|
Radar
| First observation |
2008-07-06 |
| Last observation |
2008-07-07 |
| Delay (Discarded) |
2 (0) |
| Doppler (Discarded) |
1 (0) |
| Total (Discarded) |
3 (0) |
|
Note. The ASCII file is in a format suitable for OrbFit input.