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(375505) 2008UN90  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 8206 days
Unobserved 136 days

 

Astrometry summary
Optical
RMS of residuals 0.687712"
First observation 1998-11-17.117041
Last observation 2021-05-06.231558
Number (Discarded) 186 (1)

 

Get the observational details
Optical observations (ASCII file)

 

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