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1999HW1  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 8029 days
Unobserved 3 days

 

Astrometry summary
Optical
RMS of residuals 0.619661"
First observation 1999-04-19.24330
Last observation 2021-04-13.412998
Number (Discarded) 149 (0)

 

Get the observational details
Optical observations (ASCII file)

 

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