(152664) 1998FW4
▹
OBSERVATIONAL INFORMATION
Arc information
| Arc length |
10194 |
days |
| Unobserved |
810 |
days |
Astrometry summary
Optical
| RMS of residuals |
0.493921 |
| First observation |
1994-03-09.19653 |
| Last observation |
2022-02-04.625409 |
| Number (Discarded) |
578 (3) |
|
Radar
| First observation |
2009-09-26 |
| Last observation |
2013-09-26 |
| Delay (Discarded) |
11 (0) |
| Doppler (Discarded) |
7 (0) |
| Total (Discarded) |
18 (0) |
|
Note. The ASCII file is in a format suitable for OrbFit input.