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(333478) 2004SD20  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 6600 days
Unobserved 557 days

 

Astrometry summary
Optical
RMS of residuals 0.408441
First observation 2004-09-21.74452
Last observation 2022-10-17.808669
Number (Discarded) 228 (2)

 

Get the observational details
Optical observations (ASCII file)

 

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