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(162173) Ryugu  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 12852 days
Unobserved 87 days

 

Astrometry summary
Optical
RMS of residuals 0.363707"
First observation 1986-04-14.58606
Last observation 2021-06-21.80874
Number (Discarded) 2117 (6)
Radar
First observation 2020-12-12
Last observation 2020-12-18
Delay (Discarded) 2 (0)
Doppler (Discarded) 0 (0)
Total (Discarded) 2 (0)

 

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

 

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