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AstDyS ∴ Objects ∴ 1999XJ42 ∴ Observational info
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(41252) 1999XJ42  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9057.11 days
Unobserved 317 days

 

Astrometry summary
Optical
RMS of residuals 0.50
First observation 1998-08-27.202
Last observation 2023-06-14.310
Number (Discarded) 1047 (8)

 

Get the observational details
ASCII file

 

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