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AstDyS ∴ Objects ∴ 1997YP11 ∴ Observational info
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(19371) 1997YP11  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 12173.5 days
Unobserved 186 days

 

Astrometry summary
Optical
RMS of residuals 0.42
First observation 1990-11-17.773
Last observation 2024-03-17.251
Number (Discarded) 2868 (15)

 

Get the observational details
ASCII file

 

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