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AstDyS ∴ Objects ∴ 1999XJ77 ∴ Observational info
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(45111) 1999XJ77  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9016.5 days
Unobserved 341 days

 

Astrometry summary
Optical
RMS of residuals 0.44
First observation 1998-09-19.331
Last observation 2023-05-27.831
Number (Discarded) 2360 (4)

 

Get the observational details
ASCII file

 

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