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(20538) 1999RN84  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 15468.9 days
Unobserved 231 days

 

Astrometry summary
Optical
RMS of residuals 0.42
First observation 1981-05-05.375
Last observation 2023-09-11.262
Number (Discarded) 3072 (20)

 

Get the observational details
ASCII file

 

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