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Spectrum!

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About this observation
Observer
David Swan
Time of observation
15/01/2018 - 19:24
Object
Alioth
Observing location
Tynemouth, UK
Equipment
200mm SCT @ f/6.3
ASI178MM
Star Analyser
FireCapture and RSpec
Exposure
1 frame: 400ms, 50% gain
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My first (ok, first web-published) spectrum! The target was Alioth in UMa, an A type star. The Balmer alpha, beta and gamma absorption lines are clear. A hint of the delta too. This is the raw spectrum calibrated to wavelength - no instrument response correction!

Comments

Jeremy's picture

Delighted to see your first spectrum, David.

Keep up the good work! It looks like your getting some really helpful advice on the Forum.

All the best,

Jeremy

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