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2001QJ  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 6655 days
Unobserved 1635 days

 

Astrometry summary
Optical
RMS of residuals 0.499402
First observation 2001-08-16.28227
Last observation 2019-11-05.48964
Number (Discarded) 51 (0)

 

Get the observational details
Optical observations (ASCII file)

 

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