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(328721) 2009TR21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8570.94 days
Unobserved 45 days

 

Astrometry summary
Optical
RMS of residuals 0.51
First observation 2000-09-23.335
Last observation 2024-03-12.279
Number (Discarded) 413 (3)

 

Get the observational details
ASCII file

 

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