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AstDyS ∴ Objects ∴ 1999XU191 ∴ Observational info
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(97305) 1999XU191  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9033 days
Unobserved 312 days

 

Astrometry summary
Optical
RMS of residuals 0.53
First observation 1998-09-25.303
Last observation 2023-06-19.300
Number (Discarded) 845 (3)

 

Get the observational details
ASCII file

 

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