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(504711) 2009SP171  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 6006 days
Unobserved 229 days

 

Astrometry summary
Optical
RMS of residuals 0.478423
First observation 2007-05-29.21875
Last observation 2023-11-07.158651
Number (Discarded) 289 (4)

 

Get the observational details
Optical observations (ASCII file)

 

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