AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1997BR5 ∴ Observational info
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(221985) 1997BR5  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9892.05 days
Unobserved 54 days

 

Astrometry summary
Optical
RMS of residuals 0.54
First observation 1997-01-31.240
Last observation 2024-03-02.286
Number (Discarded) 641 (3)

 

Get the observational details
ASCII file

 

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