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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999UN23 ∴ Observational info
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(80174) 1999UN23  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8674.77 days
Unobserved 322 days

 

Astrometry summary
Optical
RMS of residuals 0.46
First observation 1999-09-08.398
Last observation 2023-06-09.172
Number (Discarded) 1400 (10)

 

Get the observational details
ASCII file

 

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