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(21601) 1998XO89  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 12057.1 days
Unobserved 40 days

 

Astrometry summary
Optical
RMS of residuals 0.31
First observation 1991-03-16.726
Last observation 2024-03-19.838
Number (Discarded) 3484 (3)

 

Get the observational details
ASCII file

 

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