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AstDyS ∴ Objects ∴ 1999RR248 ∴ Observational info
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(21783) 1999RR248  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 11513.8 days
Unobserved 378 days

 

Astrometry summary
Optical
RMS of residuals 0.47
First observation 1991-10-07.377
Last observation 2023-04-16.181
Number (Discarded) 1516 (9)

 

Get the observational details
ASCII file

 

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