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(441771) 2009DU3  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 5376.94 days
Unobserved 221 days

 

Astrometry summary
Optical
RMS of residuals 0.56
First observation 2009-02-17.335
Last observation 2023-11-08.271
Number (Discarded) 253 (2)

 

Get the observational details
ASCII file

 

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