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2009SY  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 7680 days
Unobserved 230 days

 

Astrometry summary
Optical
RMS of residuals 0.719781
First observation 2002-09-13.45566
Last observation 2023-09-23.25030
Number (Discarded) 63 (1)

 

Get the observational details
Optical observations (ASCII file)

 

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