AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001QW172 ∴ Observational info
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(283471) 2001QW172  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9224.37 days
Unobserved 51 days

 

Astrometry summary
Optical
RMS of residuals 0.56
First observation 1998-12-15.214
Last observation 2024-03-17.588
Number (Discarded) 329 (4)

 

Get the observational details
ASCII file

 

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