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(403775) 2011HS4  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 7705 days
Unobserved 295 days

 

Astrometry summary
Optical
RMS of residuals 0.680425
First observation 2002-06-01.32957
Last observation 2023-07-06.297528
Number (Discarded) 138 (1)

 

Get the observational details
Optical observations (ASCII file)

 

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