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(419063) 2009SD21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 6169.17 days
Unobserved 89 days

 

Astrometry summary
Optical
RMS of residuals 0.52
First observation 2007-03-09.218
Last observation 2024-01-28.384
Number (Discarded) 232 (0)

 

Get the observational details
ASCII file

 

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