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(312529) 2009DY109  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 8973.96 days
Unobserved 190 days

 

Astrometry summary
Optical
RMS of residuals 0.51
First observation 1999-02-23.328
Last observation 2023-09-19.285
Number (Discarded) 413 (28)

 

Get the observational details
ASCII file

 

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