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(639671) 2017HS21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 6295.05 days
Unobserved 311 days

 

Astrometry summary
Optical
RMS of residuals 0.57
First observation 2006-03-25.320
Last observation 2023-06-19.371
Number (Discarded) 196 (1)

 

Get the observational details
ASCII file

 

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