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(17857) Hsieh  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 18064.2 days
Unobserved 379 days

 

Astrometry summary
Optical
RMS of residuals 0.50"
First observation 1968-10-23.960
Last observation 2018-04-09.119
Number (Discarded) 1213 (6)

 

Get the observational details
ASCII file

 

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





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