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(2051) Chang  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 34739.1 days
Unobserved 175 days

 

Astrometry summary
Optical
RMS of residuals 0.43
First observation 1928-10-15.952
Last observation 2023-11-26.049
Number (Discarded) 4834 (229)

 

Get the observational details
ASCII file

 

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