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David Grennan : ウィキペディア英語版 | David Grennan
David Grennan (born in Dublin) is an amateur astronomer from Raheny, Dublin. In 2010, Grennan became the first person in Ireland to discover a supernova.〔http://www.thejournal.ie/dave-grennan-supernova-discovery-1436793-Apr2014/〕 == Discoveries == On 18 April 2014, which incidentally was Good Friday, Dave made his third discovery. The explosion happened 170m years ago, but the light is only reaching our planet now.〔http://www.bbc.com/news/world-europe-27185965〕 The supernova which was found in 2014 has been named, ''Supernova 2014as''.
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