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(549881) 2011UR257  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8266.12 days
Unobserved 44 days

 

Astrometry summary
Optical
RMS of residuals 0.55
First observation 2001-09-21.339
Last observation 2024-05-09.459
Number (Discarded) 306 (1)

 

Get the observational details
ASCII file

 

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