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(4138) Kalchas  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 24785.1 days
Unobserved 38 days

 

Astrometry summary
Optical
RMS of residuals 0.49
First observation 1956-05-08.227
Last observation 2024-03-17.280
Number (Discarded) 4582 (109)

 

Get the observational details
ASCII file

 

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