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(137170) 1999HF1  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 8807 days
Unobserved 354 days

 

Astrometry summary
Optical
RMS of residuals 0.287864
First observation 1999-04-20.13801
Last observation 2023-05-31.612595
Number (Discarded) 6825 (16)

 

Get the observational details
Optical observations (ASCII file)

 

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