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(153266) 2001CH21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8565.91 days
Unobserved 340 days

 

Astrometry summary
Optical
RMS of residuals 0.49
First observation 1999-12-08.260
Last observation 2023-05-22.169
Number (Discarded) 799 (7)

 

Get the observational details
ASCII file

 

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