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2001SJ9  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 2243 days
Unobserved 6105 days

 

Astrometry summary
Optical
RMS of residuals 0.619335"
First observation 1998-09-19.21751
Last observation 2004-11-09.45289
Number (Discarded) 91 (4)

 

Get the observational details
Optical observations (ASCII file)

 

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