{"id":12048,"date":"2016-01-11T14:05:21","date_gmt":"2016-01-11T19:05:21","guid":{"rendered":"http:\/\/hobbyspace.com\/Blog\/?p=12048"},"modified":"2021-10-05T13:09:07","modified_gmt":"2021-10-05T17:09:07","slug":"dwarf-galaxy-spotted-by-australian-strongman-amateur-astrophotographer","status":"publish","type":"post","link":"https:\/\/hobbyspace.com\/Blog\/?p=12048","title":{"rendered":"Dwarf galaxy spotted by Australian &#8220;strongman&#8221; amateur astrophotographer"},"content":{"rendered":"<p>Australian\u00a0<a href=\"http:\/\/mstecker.com\/pages\/appsidonio.htm\">Michael Sidonio<\/a>\u00a0is\u00a0&#8220;<a href=\"http:\/\/www.pbase.com\/strongmanmike2002\/the_strongman\" target=\"_blank\" rel=\"noopener\">a competitive strongman<\/a>&#8221; and also a first rate amateur astrophotographer who spotted a previously unheralded dwarf galaxy:<\/p>\n<ul>\n<li><a href=\"http:\/\/www.skyandtelescope.com\/astronomy-news\/strongman-aussie-amateur-discovers-dwarf-galaxy-010820155\/\">&#8220;Strongman&#8221; Aussie Discovers Dwarf Galaxy &#8211; Sky &amp; Telescope<\/a><\/li>\n<li><a href=\"http:\/\/www.canberratimes.com.au\/act-news\/former-strongman-michael-sidonio-discovers-new-galaxy-20160105-gm04iz.html\">Former strongman Michael Sidonio discovers new galaxy &#8211; Canberra Times<\/a><\/li>\n<li><a href=\"http:\/\/arxiv.org\/abs\/1512.03815\">[1512.03815] Satellite accretion in action: a tidally disrupting dwarf spheroidal around the nearby spiral galaxy NGC 253<\/a><\/li>\n<\/ul>\n<p>From <a href=\"http:\/\/www.pbase.com\/strongmanmike2002\/image\/162148414\">his\u00a0gallery:<\/a><\/p>\n<p style=\"text-align: center;\"><a href=\"http:\/\/www.pbase.com\/strongmanmike2002\/image\/162148414\" target=\"_blank\" rel=\"attachment noopener wp-att-12051\">[]<\/a><br \/>\n<em>NGC 253-dw2 Deep Discovery Image &#8211; <a href=\"http:\/\/www.pbase.com\/strongmanmike2002\/image\/162148414\" target=\"_blank\" rel=\"noopener\">Credits Michael Sidonio<\/a><\/em><\/p>\n<p style=\"padding-left: 30px;\"><em>As part of a professional team lead by Aaron J. Romanowsky and David Martinez-Delgardo, this is my first involvement in a scientific discovery and my first scientific paper too. The paper was accepted for publication in the Monthly Notices of The Royal Astronomical Society on Monday 21 Dec 2015. <\/em><\/p>\n<p><em>The galaxy, in this case a Dwarf Spheroidal, was first discovered in a deep image I did of NGC 253 using my Orion Optics UK AG12 a 12&#8243; F3.8 corrected Newtonian. This was then subsequently followed up by deep exposures by the CHART 32 team with their 32&#8243; F7 corrected Cassegrain telescope at Cerro Tololo and then finally the Suprime-Cam on the 8m Subaru telescope was used, in sub arc sec seeing, to resolve stars and confirm the discovery and galaxy classification. <\/em><\/p>\n<p><em>So to discover something so faint and so close to such a well researched galaxy like NGC 253 is extra special and the new galaxy is called NGC 253-dw2 <\/em><\/p>\n<p><em>The last line of the abstract is very encouraging too: &#8220;We also note the continued efficacy of small telescopes for making big discoveries&#8221; <\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Australian\u00a0Michael Sidonio\u00a0is\u00a0&#8220;a competitive strongman&#8221; and also a first rate amateur astrophotographer who spotted a previously unheralded dwarf galaxy: &#8220;Strongman&#8221; Aussie Discovers Dwarf Galaxy &#8211; Sky &amp; Telescope Former strongman Michael Sidonio discovers new galaxy &#8211; Canberra Times [1512.03815] Satellite accretion in action: a tidally disrupting dwarf spheroidal around the nearby spiral galaxy NGC 253 From &hellip; <a href=\"https:\/\/hobbyspace.com\/Blog\/?p=12048\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Dwarf galaxy spotted by Australian &#8220;strongman&#8221; amateur astrophotographer<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[12,14],"tags":[],"class_list":["post-12048","post","type-post","status-publish","format-standard","hentry","category-astronomy","category-space-participation"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p34aWK-38k","jetpack-related-posts":[{"id":11363,"url":"https:\/\/hobbyspace.com\/Blog\/?p=11363","url_meta":{"origin":12048,"position":0},"title":"ESO: The Sculptor Dwarf Galaxy gives clues to early galaxy and star formation","author":"TopSpacer","date":"September 16, 2015","format":false,"excerpt":"ESO\u00a0(European Southern Observatory) releases a new report: A Shy Galactic Neighbour The Sculptor Dwarf Galaxy, pictured in this new image from the Wide Field Imager camera, installed on the 2.2-metre MPG\/ESO telescope at ESO\u2019s La Silla Observatory, is a close neighbour of our galaxy, the Milky Way. 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