AAVSO Alert Notice 446: SUPERNOVA 2011fe in M101 (NGC 5457) = PSN J14030581+5416254
AAVSO Alert Notice 446 SUPERNOVA 2011fe in M101 (NGC 5457) = PSN J14030581+5416254 August 26, 2011 Discovered by: The Type Ia supernova science working group of…
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