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(12490) Leiden  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 10016.4 days
Unobserved 192 days

 

Astrometry summary
Optical
RMS of residuals 0.60"
First observation 1991-04-10.076
Last observation 2018-09-11.497
Number (Discarded) 781 (9)

 

Get the observational details
ASCII file

 

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





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