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(139221) 2001HL1  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 7949.07 days
Unobserved 462 days

 

Astrometry summary
Optical
RMS of residuals 0.53
First observation 2001-04-16.293
Last observation 2023-01-20.366
Number (Discarded) 590 (2)

 

Get the observational details
ASCII file

 

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