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AstDyS ∴ Objects ∴ 2009SE357 ∴ Observational info
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(414576) 2009SE357  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 7873.04 days
Unobserved 172 days

 

Astrometry summary
Optical
RMS of residuals 0.60
First observation 2002-04-19.273
Last observation 2023-11-08.318
Number (Discarded) 240 (0)

 

Get the observational details
ASCII file

 

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