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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2002ER31 ∴ Observational info
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(57908) 2002ER31  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 10381.5 days
Unobserved 47 days

 

Astrometry summary
Optical
RMS of residuals 0.42
First observation 1995-10-16.777
Last observation 2024-03-19.279
Number (Discarded) 2382 (8)

 

Get the observational details
ASCII file

 

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