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Uploaded 2-Jun-09
Taken 2-Jun-09
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Date modified2-Jun-09 22:46
Spectrum of Vega : Spectral Type A0Va

Spectrum of Vega : Spectral Type A0Va

This is my first stellar spectrum of Vega. It was created with a Star Analyser 100 grating and is one of the easiest ways to start investigating spectroscopy. Being an early attempt I haven't quite mastered the focus but I'm amazed by how forgiving this is. The hydrogen balmer lines are quite evident and the imaging procedures were quite simple. The grating is mounted in a 1.25 inch filter ring so it is merely attached to a 1.25 inch nosepiece and connected to the camera using a T ring adapter. This is then inserted in your optics in the prime focus configuration. Processing was done with Maxim DL which has a graphing function that will interpret the light values of the spectrum producing the graph. More images to follow as I continue to refine my technique.