File:Gemini Observatory Captures Comet ISON Hurtling Toward Uncertain Destiny with the Sun - Gemini1303a.jpg

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English: Images of Comet ISON obtained using the Gemini Multi-Object Spectrograph at Gemini North on February 4, March 4, April 3, and May 4, 2013 (left to right, respectively; Comet ISON at center in all images). Technical Specifications: The three images on left are through an r-band filter only, and the color composite on right includes g, i, and r bands. All are integrated for 2 x 45 seconds with the February 4 image integrated for 2 x 75 seconds (increasing the comet’s apparent brightness). During the period of this sequence, the comet shined at about magnitude 15.5-16.5 in visible light. In these images north is up [need to flip image top/bottom] east is left, and the field-of-view is about 2.5 arcminutes across, which corresponds to about 270,000-290,000 miles (435,000-470,000 kilometers) at the distance of the comet. Color composite produced by Travis Rector, University of Alaska Anchorage.
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Source https://noirlab.edu/public/images/gemini1303a/
Author Gemini Observatory/ AURA / Karen Meech (Institute for Astronomy) and T.A. Rector (University of Alaska Anchorage)

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current14:04, 22 June 2023Thumbnail for version as of 14:04, 22 June 20234,050 × 2,350 (2.31 MB)C messier (talk | contribs)Uploaded a work by Gemini Observatory/ AURA / Karen Meech (Institute for Astronomy) and T.A. Rector (University of Alaska Anchorage) from https://noirlab.edu/public/images/gemini1303a/ with UploadWizard

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