Linn

Stellar Spectra

Saturday, September 15, 2012

Cedar Amateur Astronomers Program - Stellar Spectra September 15, Saturday, 7:30p.m. at EIOLC         CAA Member Doug Nauman will provide an explanation of how we know the composition of stars through the use of spectral lines made by stars and comparing them with spectra of elements on earth. A further explanation of how emission and absorption spectral lines are formed is also included. Advanced Registration: Not required/show up. Cost: Free.

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