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(42665) 1998HF4  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9435.38 days
Unobserved 69 days

 

Astrometry summary
Optical
RMS of residuals 0.54
First observation 1998-04-19.267
Last observation 2024-02-17.644
Number (Discarded) 1121 (5)

 

Get the observational details
ASCII file

 

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