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(573551) 2009HW39  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 4970.98 days
Unobserved 573 days

 

Astrometry summary
Optical
RMS of residuals 0.50
First observation 2009-02-20.468
Last observation 2022-10-01.452
Number (Discarded) 100 (1)

 

Get the observational details
ASCII file

 

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