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(85839) 1998YO4  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 11205 days
Unobserved 113 days

 

Astrometry summary
Optical
RMS of residuals 0.480580
First observation 1993-04-25.18628
Last observation 2023-12-29.227841
Number (Discarded) 2257 (7)

 

Get the observational details
Optical observations (ASCII file)

 

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