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AstDyS ∴ Objects ∴ 1999YZ4 ∴ Observational info
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(47465) 1999YZ4  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 16982.4 days
Unobserved 104 days

 

Astrometry summary
Optical
RMS of residuals 0.45
First observation 1977-07-17.672
Last observation 2024-01-15.089
Number (Discarded) 1775 (3)

 

Get the observational details
ASCII file

 

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