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AstDyS ∴ Objects ∴ 2004RQ257 ∴ Observational info
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(245142) 2004RQ257  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8856.76 days
Unobserved 144 days

 

Astrometry summary
Optical
RMS of residuals 0.51
First observation 1999-09-07.344
Last observation 2023-12-07.100
Number (Discarded) 405 (2)

 

Get the observational details
ASCII file

 

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