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(362310) 2009UM3  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 20860 days
Unobserved 4015 days

 

Astrometry summary
Optical
RMS of residuals 0.359382
First observation 1956-03-10.37431
Last observation 2013-04-20.08763
Number (Discarded) 287 (1)

 

Get the observational details
Optical observations (ASCII file)

 

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