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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001QW253 ∴ Observational info
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(222453) 2001QW253  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 7905.8 days
Unobserved 409 days

 

Astrometry summary
Optical
RMS of residuals 0.47
First observation 2001-07-25.424
Last observation 2023-03-18.223
Number (Discarded) 510 (0)

 

Get the observational details
ASCII file

 

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