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2009QJ9  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 3430 days
Unobserved 1926 days

 

Astrometry summary
Optical
RMS of residuals 0.388282
First observation 2009-08-21.20238
Last observation 2019-01-11.23906
Number (Discarded) 435 (4)

 

Get the observational details
Optical observations (ASCII file)

 

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