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(152561) 1991RB  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 15592 days
Unobserved 66 days

 

Astrometry summary
Optical
RMS of residuals 0.567209"
First observation 1977-08-19.72159
Last observation 2020-04-27.61421
Number (Discarded) 119 (4)

 

Get the observational details
Optical observations (ASCII file)

 

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