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AstDyS ∴ Objects ∴ 1999XY208 ∴ Observational info
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(103143) 1999XY208  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9188.01 days
Unobserved 204 days

 

Astrometry summary
Optical
RMS of residuals 0.47
First observation 1998-08-17.275
Last observation 2023-10-13.282
Number (Discarded) 1156 (9)

 

Get the observational details
ASCII file

 

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