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(85774) 1998UT18  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 11787 days
Unobserved 329 days

 

Astrometry summary
Optical
RMS of residuals 0.593589"
First observation 1989-04-30.61642
Last observation 2021-08-07.405957
Number (Discarded) 769 (6)
Radar
First observation 2003-11-23
Last observation 2013-11-21
Delay (Discarded) 4 (0)
Doppler (Discarded) 4 (0)
Total (Discarded) 8 (0)

 

Get the observational details
Optical observations (ASCII file)
Radar observations

 

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