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(100020) 1990QH4  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 12164 days
Unobserved 141 days

 

Astrometry summary
Optical
RMS of residuals 0.48
First observation 1990-08-16.214
Last observation 2023-12-05.234
Number (Discarded) 1233 (10)

 

Get the observational details
ASCII file

 

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