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AstDyS ∴ Objects ∴ 1999XJ40 ∴ Observational info
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(41249) 1999XJ40  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 11010.6 days
Unobserved 333 days

 

Astrometry summary
Optical
RMS of residuals 0.44
First observation 1993-04-16.576
Last observation 2023-06-09.195
Number (Discarded) 1428 (6)

 

Get the observational details
ASCII file

 

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