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AstDyS ∴ Objects ∴ 2009SJ251 ∴ Observational info
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(665703) 2009SJ251  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 5260.12 days
Unobserved 75 days

 

Astrometry summary
Optical
RMS of residuals 0.51
First observation 2009-09-20.364
Last observation 2024-02-14.481
Number (Discarded) 136 (0)

 

Get the observational details
ASCII file

 

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