SN 1994D was a Type IAsupernova near the NGC 4526galaxy. It was discovered in 1994 by Treffers, Filippenko, Van Dyk, and Richmond using an observatory at San Francisco State University.
References
↑Treffers, R. R.; Filippenko, A. V.; van Dyk, S. D.; Richmond, M. W.; et al. (1994). Green, D. W. E. (ed.). "Supernova 1994D in NGC 4526". IAU Circ. 5946: 2. Bibcode:1994IAUC.5946....2T.