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"pec". Zwicky defined additional supernovae types based on a very few examples that did not cleanly fit the parameters for type I or type II supernovae
the Catalogue of Galaxies and of Clusters of Galaxies compiled by Fritz Zwicky in 1968, where it was listed as CGCG 343-003, and described as an "extremely
deadly plague. 86 20 "We're So Screwed (Part 2): Hot to Katratzi" Karl Zwicky Carleton Eastlake 25 February 2003 (2003-02-25) (UK) 7 March 2003 (2003-03-07)