AAVSO: American Association of Variable Star Observers
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The Centennial of the DIscovery of SS Cygni

Volume 26 number 1 (1998)

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Martha L. Hazen
Harvard-Smithsonian Center

Abstract

The variability of SS Cygni was discovered 100 years ago by Miss L.D. Wells at the Harvard College Observatory. Details of its discovery cannot be found; early plates indicate a discovery date shortly before September 23, 1896.