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(1627) Ivar  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 33622 days
Unobserved 2 days

 

Astrometry summary
Optical
RMS of residuals 0.373109"
First observation 1929-09-25.96
Last observation 2021-10-14.553660
Number (Discarded) 7446 (43)
Radar
First observation 1985-07-08
Last observation 2013-07-04
Delay (Discarded) 3 (0)
Doppler (Discarded) 1 (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.