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AstDyS ∴ Objects ∴ 1991RB7 ∴ Observational info
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(27760) 1991RB7  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 17915.6 days
Unobserved 293 days

 

Astrometry summary
Optical
RMS of residuals 0.45
First observation 1974-06-18.686
Last observation 2023-07-07.281
Number (Discarded) 2188 (9)

 

Get the observational details
ASCII file

 

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