Thread: Helium in the solar spectrum.
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Old 09-11-2021, 05:51 PM
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Merlin66 (Ken)
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Join Date: Oct 2005
Location: Junortoun Vic
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The MiniSHG seems to be capable of pulling out proms in H alpha, Helium and in CaK and CaH.
It’s a good option for solar imaging!
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