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AstDyS ∴ Objects ∴ 1999XL185 ∴ Observational info
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(175898) 1999XL185  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8529.87 days
Unobserved 377 days

 

Astrometry summary
Optical
RMS of residuals 0.52
First observation 1999-12-07.289
Last observation 2023-04-15.163
Number (Discarded) 556 (4)

 

Get the observational details
ASCII file

 

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