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(21088) Chelyabinsk  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 12475 days
Unobserved 2 days

 

Astrometry summary
Optical
RMS of residuals 0.323624
First observation 1990-01-30.60519
Last observation 2024-03-27.402696
Number (Discarded) 5958 (9)

 

Get the observational details
Optical observations (ASCII file)

 

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