English: Animation of three images of Jupiter's irregular moon Helike, taken by Scott Sheppard with the Canada-France-Hawaii Telescope's MegaPrime CCD camera on 25 February 2003. Each image was taken approximately 17 minutes apart, showing the moon's motion relative to the background stars. The raw image datasets used are 691633p, 691637p, and 691641p.
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Uploaded a work by Scott S. Sheppard/Canadian Astronomy Data Centre from Raw images provided by the Canadian Astronomy Data Centre's [http://www.cadc-ccda.hia-iha.nrc-cnrc.gc.ca/cadcbin/ssos/ssosclf.pl?lang=en&object=Helike&search=bynameall&epoch1=2003&epoch2=2004&eellipse=&eunits=arcseconds&extres=no&xyres=no Solar System Object Image Search]. with UploadWizard