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2021FN4  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 137 days
Unobserved 54 days

 

Astrometry summary
Optical
RMS of residuals 0.450901"
First observation 2021-03-19.344400
Last observation 2021-08-03.14034
Number (Discarded) 171 (0)

 

Get the observational details
Optical observations (ASCII file)

 

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