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2009HL21  ▹ 
OBSERVATIONAL INFORMATION
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Arc information
Arc length 40 days
Unobserved 5438 days

 

Astrometry summary
Optical
RMS of residuals 0.307684
First observation 2009-04-20.92262
Last observation 2009-05-31.27075
Number (Discarded) 128 (1)

 

Get the observational details
Optical observations (ASCII file)

 

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