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Perspectives

Perspectives Title: The Great Barred Spiral Galaxy (NGC 1365) is a double-barred spiral galaxy in the constellation of Fornax. The galaxy has an active galactic nucleus (AGN) due to a super- massive black hole that is thought to be about 2 million solar masses. This image was acquired as a series of 125 5-minute exposures (10 hours) using red, green, and blue filters. The telescope was a Planewave 20” corrected Dall-Kirkham Astrograph, f/4.4 on a Planewave Ascension 200HR mount situated in Australia. The camera was a FLI ProLine PL09000 CCD, with Astrodon filters. The images were processed using PixInsight, Photoshop, and Topaz Labs Adjust AI and DeNoise AI. Jeffrey S. Ross, Mayo Clinic, Phoenix, Arizona AJNR Am J Neuroradiol 44:235 Mar 2023 www.ajnr.org 235 http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png American Journal of Neuroradiology American Journal of Neuroradiology

Perspectives

Ross, Jeffrey S.
American Journal of Neuroradiology , Volume 44 (3): 1 – Mar 1, 2023
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Publisher
American Journal of Neuroradiology
Copyright
© 2023 by American Journal of Neuroradiology
ISSN
0195-6108
eISSN
1936-959X
DOI
10.3174/ajnr.p0132
Publisher site
See Article on Publisher Site

Abstract

Title: The Great Barred Spiral Galaxy (NGC 1365) is a double-barred spiral galaxy in the constellation of Fornax. The galaxy has an active galactic nucleus (AGN) due to a super- massive black hole that is thought to be about 2 million solar masses. This image was acquired as a series of 125 5-minute exposures (10 hours) using red, green, and blue filters. The telescope was a Planewave 20” corrected Dall-Kirkham Astrograph, f/4.4 on a Planewave Ascension 200HR mount situated in Australia. The camera was a FLI ProLine PL09000 CCD, with Astrodon filters. The images were processed using PixInsight, Photoshop, and Topaz Labs Adjust AI and DeNoise AI. Jeffrey S. Ross, Mayo Clinic, Phoenix, Arizona AJNR Am J Neuroradiol 44:235 Mar 2023 www.ajnr.org 235

Journal

American Journal of Neuroradiology – American Journal of Neuroradiology

Published: Mar 1, 2023

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