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(164221) 2004QE20  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 6472 days
Unobserved 133 days

 

Astrometry summary
Optical
RMS of residuals 0.638867"
First observation 2002-06-05.26559
Last observation 2020-02-23.147228
Number (Discarded) 193 (0)

 

Get the observational details
Optical observations (ASCII file)

 

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