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AstDyS ∴ Objects ∴ 1999XN153 ∴ Observational info
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(71109) 1999XN153  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9364.91 days
Unobserved 40 days

 

Astrometry summary
Optical
RMS of residuals 0.41
First observation 1998-07-31.426
Last observation 2024-03-21.333
Number (Discarded) 2416 (8)

 

Get the observational details
ASCII file

 

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