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(462959) 2011DU  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 3618 days
Unobserved 1166 days

 

Astrometry summary
Optical
RMS of residuals 0.560251
First observation 2011-02-22.27706
Last observation 2021-01-18.263789
Number (Discarded) 293 (1)
Radar
First observation 2016-10-03
Last observation 2016-10-08
Delay (Discarded) 5 (0)
Doppler (Discarded) 2 (0)
Total (Discarded) 7 (0)

 

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

 

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