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(20205) Sitanchen  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 14969.8 days
Unobserved 189 days

 

Astrometry summary
Optical
RMS of residuals 0.54"
First observation 1977-10-18.381
Last observation 2018-10-13.224
Number (Discarded) 950 (11)

 

Get the observational details
ASCII file

 

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





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