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AstDyS ∴ Objects ∴ 1999XN243 ∴ Observational info
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(49968) 1999XN243  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 25083.9 days
Unobserved 320 days

 

Astrometry summary
Optical
RMS of residuals 0.44
First observation 1954-10-06.334
Last observation 2023-06-10.216
Number (Discarded) 1535 (10)

 

Get the observational details
ASCII file

 

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