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(173689) 2001PK9  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 6299 days
Unobserved 509 days

 

Astrometry summary
Optical
RMS of residuals 0.581305"
First observation 2001-08-10.47951
Last observation 2018-11-08.19924
Number (Discarded) 261 (3)

 

Get the observational details
Optical observations (ASCII file)

 

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