NEODyS-2

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(161999) 1989RC  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 10377 days
Unobserved 2274 days

 

Astrometry summary
Optical
RMS of residuals 0.530578
First observation 1989-08-09.36424
Last observation 2018-01-06.23547
Number (Discarded) 117 (0)

 

Get the observational details
Optical observations (ASCII file)

 

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