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(136199) Eris  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 23893.8 days
Unobserved 107 days

 

Astrometry summary
Optical
RMS of residuals 0.47"
First observation 1954-09-03.431
Last observation 2020-02-03.286
Number (Discarded) 1366 (5)

 

Get the observational details
ASCII file

 

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