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(21496) Lijianyang  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 12242.2 days
Unobserved 58 days

 

Astrometry summary
Optical
RMS of residuals 0.42
First observation 1990-09-14.186
Last observation 2024-03-21.440
Number (Discarded) 2225 (10)

 

Get the observational details
ASCII file

 

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