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2009HE21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 8 days
Unobserved 5482 days

 

Astrometry summary
Optical
RMS of residuals 0.535585
First observation 2009-04-20.35696
Last observation 2009-04-28.18816
Number (Discarded) 31 (0)

 

Get the observational details
Optical observations (ASCII file)

 

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