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(433) Eros  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 46000 days
Unobserved 237 days

 

Astrometry summary
Optical
RMS of residuals 0.388309"
First observation 1893-10-29.4132
Last observation 2019-10-09.220207
Number (Discarded) 9015 (138)
Radar
First observation 1975-01-22
Last observation 1988-12-02
Delay (Discarded) 1 (0)
Doppler (Discarded) 3 (0)
Total (Discarded) 4 (0)

 

Get the observational details
Optical observations (ASCII file)
Radar observations

 

Note. The ASCII file is in a format suitable for OrbFit input.