NEODyS-2

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(139056) 2001FY  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 6553 days
Unobserved 740 days

 

Astrometry summary
Optical
RMS of residuals 0.571627"
First observation 2001-03-16.31188
Last observation 2019-02-23.59552
Number (Discarded) 269 (4)

 

Get the observational details
Optical observations (ASCII file)

 

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