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AstDyS ∴ Objects ∴ 2002ER109 ∴ Observational info
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(595247) 2002ER109  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 7683.96 days
Unobserved days

 

Astrometry summary
Optical
RMS of residuals 0.59
First observation 2002-03-05.251
Last observation 2023-03-19.215
Number (Discarded) 175 (3)

 

Get the observational details
ASCII file

 

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