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AstDyS ∴ Objects ∴ 1999RY189 ∴ Observational info
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(173266) 1999RY189  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8956.14 days
Unobserved 66 days

 

Astrometry summary
Optical
RMS of residuals 0.45
First observation 1999-09-09.441
Last observation 2024-03-17.581
Number (Discarded) 369 (4)

 

Get the observational details
ASCII file

 

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