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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001AJ ∴ Observational info
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(231915) 2001AJ  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8463.81 days
Unobserved 61 days

 

Astrometry summary
Optical
RMS of residuals 0.50
First observation 2001-01-01.365
Last observation 2024-03-05.176
Number (Discarded) 317 (3)

 

Get the observational details
ASCII file

 

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