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(225389) 1999UK21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8498.9 days
Unobserved 473 days

 

Astrometry summary
Optical
RMS of residuals 0.54
First observation 1999-10-06.334
Last observation 2023-01-12.233
Number (Discarded) 345 (1)

 

Get the observational details
ASCII file

 

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