We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleTycho Brahe’s 1572 supernova as a standard type Ia as revealed by its light-echo spectrum.AuthorsKrause, Oliver; Tanaka, Masaomi; Usuda, Tomonori; Hattori, Takashi; Goto, Miwa; Birkmann, Stephan; Nomoto, Ken’ichiPublicationNature, 2008, Vol 456, Issue 7222, p617ISSN0028-0836Publication typearticleDOI10.1038/nature07608