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Balmer line widths using an Alpy
About this observation
Observer
Kevin Gurney
Time of observation
18/03/2018 - 12:00
Object
Type A stars with variety of luminance classes
Observing location
West Sheffield
Equipment
Celestron 8SE
Altair Astro RC10
Alpy 600
Atik 460EX
Celestron 0,63 FR, ASA 0.77FR
Altair Astro RC10
Alpy 600
Atik 460EX
Celestron 0,63 FR, ASA 0.77FR
Tags
Stuck indoors with a snow storm, I was reading Richard Walkers Spectral Atlas for Amateurs. I came to the part about luminance classes (I thru V) changing the line width in the Balmer series, and wondered if I could see this in my collection of Alpy 600 spectra. I trawled through it and found a set of A-type candidates (taken at various times). I think I can see the effect here....
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