(85989) 1999JD6
▹
OBSERVATIONAL INFORMATION
Arc information
| Arc length |
12082 |
days |
| Unobserved |
274 |
days |
Astrometry summary
Optical
| RMS of residuals |
0.404174 |
| First observation |
1990-06-22.26389 |
| Last observation |
2023-07-20.770888 |
| Number (Discarded) |
3291 (23) |
|
Radar
| First observation |
2010-07-25 |
| Last observation |
2015-08-04 |
| Delay (Discarded) |
11 (0) |
| Doppler (Discarded) |
4 (0) |
| Total (Discarded) |
15 (0) |
|
Note. The ASCII file is in a format suitable for OrbFit input.