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(69) Hesperia  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 58274.6 days
Unobserved 303 days

 

Astrometry summary
Optical
RMS of residuals 0.49"
First observation 1861-04-29.951
Last observation 2020-11-16.557
Number (Discarded) 3409 (91)

 

Get the observational details
ASCII file

 

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