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AstDyS ∴ Objects ∴ 1990UN4 ∴ Observational info
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(79131) 1990UN4  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 12182.1 days
Unobserved 64 days

 

Astrometry summary
Optical
RMS of residuals 0.43
First observation 1990-10-16.237
Last observation 2024-02-22.311
Number (Discarded) 1304 (5)

 

Get the observational details
ASCII file

 

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