AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001QQ291 ∴ Observational info
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(146441) 2001QQ291  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9220.88 days
Unobserved 57 days

 

Astrometry summary
Optical
RMS of residuals 0.49
First observation 1998-12-12.310
Last observation 2024-03-11.192
Number (Discarded) 2049 (153)

 

Get the observational details
ASCII file

 

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