AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2004BH21 ∴ Observational info
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(323400) 2004BH21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8331.38 days
Unobserved 55 days

 

Astrometry summary
Optical
RMS of residuals 0.56
First observation 2001-05-22.256
Last observation 2024-03-13.641
Number (Discarded) 250 (2)

 

Get the observational details
ASCII file

 

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