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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2000QR136 ∴ Observational info
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(257855) 2000QR136  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 9410.06 days
Unobserved 143 days

 

Astrometry summary
Optical
RMS of residuals 0.52
First observation 1998-03-01.173
Last observation 2023-12-05.236
Number (Discarded) 456 (9)

 

Get the observational details
ASCII file

 

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