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(352960) 2009BT40  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8287.69 days
Unobserved 186 days

 

Astrometry summary
Optical
RMS of residuals 0.47
First observation 2001-02-22.212
Last observation 2023-11-01.904
Number (Discarded) 259 (2)

 

Get the observational details
ASCII file

 

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