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(429049) 2009DU11  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9416.02 days
Unobserved 172 days

 

Astrometry summary
Optical
RMS of residuals 0.56
First observation 1998-01-28.255
Last observation 2023-11-09.272
Number (Discarded) 303 (3)

 

Get the observational details
ASCII file

 

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