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(550269) 2012DD4  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8977.8 days
Unobserved 190 days

 

Astrometry summary
Optical
RMS of residuals 0.51
First observation 1999-03-20.454
Last observation 2023-10-18.253
Number (Discarded) 277 (0)

 

Get the observational details
ASCII file

 

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