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Gamma Cassiopeiae: spectrum

Image

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About this observation
Observer
David Swan
Time of observation
18/01/2018 - 20:28
Object
Gamma Cassiopeiae
Observing location
Tynemouth, UK
Equipment
200mm SCT @ f/6.3
ASI178MM
Star Analyser
FireCapture and RSpec
Exposure
Stack of 100 x 100ms frames
Tags

A very clear hydrogen alpha emission line from this well-known Be star.

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