AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001QW227 ∴ Observational info
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(155972) 2001QW227  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 7557.35 days
Unobserved 724 days

 

Astrometry summary
Optical
RMS of residuals 0.53
First observation 2001-08-24.304
Last observation 2022-05-03.651
Number (Discarded) 843 (1)

 

Get the observational details
ASCII file

 

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