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(496860) 1999XL136  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 6437 days
Unobserved 1470 days

 

Astrometry summary
Optical
RMS of residuals 0.502228"
First observation 1999-12-12.25443
Last observation 2017-07-27.48883
Number (Discarded) 187 (1)

 

Get the observational details
Optical observations (ASCII file)

 

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