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AstDyS ∴ Objects ∴ 1999NR9 ∴ Observational info
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(66416) 1999NR9  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9683.76 days
Unobserved 283 days

 

Astrometry summary
Optical
RMS of residuals 0.44
First observation 1997-01-10.432
Last observation 2023-07-17.191
Number (Discarded) 1555 (8)

 

Get the observational details
ASCII file

 

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