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(141018) 2001WC47  ▹ 
OBSERVATIONAL INFORMATION
Arc information
Arc length 10230 days
Unobserved 217 days

 

Astrometry summary
Optical
RMS of residuals 0.388709"
First observation 1991-12-07.21319
Last observation 2019-12-10.31967
Number (Discarded) 1503 (2)
Radar
First observation 2012-02-23
Last observation 2012-04-27
Delay (Discarded) 4 (0)
Doppler (Discarded) 0 (0)
Total (Discarded) 4 (0)

 

Get the observational details
Optical observations (ASCII file)
Radar observations

 

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