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2009HS2  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 4381 days
Unobserved 1167 days

 

Astrometry summary
Optical
RMS of residuals 0.508547
First observation 2009-04-18.32125
Last observation 2021-04-16.44133
Number (Discarded) 119 (0)

 

Get the observational details
Optical observations (ASCII file)

 

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