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(138947) 2001BA40  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 6945 days
Unobserved 167 days

 

Astrometry summary
Optical
RMS of residuals 0.671762"
First observation 2001-01-23.52598
Last observation 2020-01-29.541386
Number (Discarded) 347 (1)

 

Get the observational details
Optical observations (ASCII file)

 

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