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AstDyS ∴ Objects ∴ 2007XJ18 ∴ Observational info
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(489738) 2007XJ18  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 5754.98 days
Unobserved 235 days

 

Astrometry summary
Optical
RMS of residuals 0.43
First observation 2007-12-10.319
Last observation 2023-09-12.300
Number (Discarded) 211 (0)

 

Get the observational details
ASCII file

 

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