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(3421) Yangchenning  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 25934 days
Unobserved 51 days

 

Astrometry summary
Optical
RMS of residuals 0.39
First observation 1953-03-14.104
Last observation 2024-03-15.131
Number (Discarded) 3881 (17)

 

Get the observational details
ASCII file

 

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