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(74355) 1998WJ12  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 16852 days
Unobserved 142 days

 

Astrometry summary
Optical
RMS of residuals 0.49
First observation 1977-10-16.252
Last observation 2023-12-06.222
Number (Discarded) 1118 (6)

 

Get the observational details
ASCII file

 

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