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(7811) Zhaojiuzhang  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 15238.4 days
Unobserved 167 days

 

Astrometry summary
Optical
RMS of residuals 0.85
First observation 1982-02-23.667
Last observation 2023-11-14.092
Number (Discarded) 5794 (400)

 

Get the observational details
ASCII file

 

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