NEODyS-2

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(137799) 1999YB  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 9747 days
Unobserved 18 days

 

Astrometry summary
Optical
RMS of residuals 0.888208"
First observation 1991-03-20.59949
Last observation 2017-11-25.10660
Number (Discarded) 664 (50)

 

Get the observational details
Optical observations (ASCII file)

 

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





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