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(210) Isabella  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 49271.5 days
Unobserved 45 days

 

Astrometry summary
Optical
RMS of residuals 0.47"
First observation 1885-01-09.031
Last observation 2019-12-04.506
Number (Discarded) 2579 (71)

 

Get the observational details
ASCII file

 

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