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  4. Spectroscopy

P Cygni

ErnstPollmann
Affiliation
American Association of Variable Star Observers (AAVSO)
Wed, 09/16/2020 - 13:00

Photometry and Spectroscopy of P Cygni: Periodic Variation of the intrinsic Halpha-line flux

See:

https://www.aavso.org/apps/jaavso/article/3590/

Ernst Pollmann

 

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