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Peter Zetner | profile | all galleries >> Astrophotography >> Solar Photos (2014+) >> Spectroheliograph tree view | thumbnails | slideshow

Spectroheliograph

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15Jul2014_HeD3_Ha_montage.jpg
15Jul2014_HeD3_Ha_montage.jpg		 Ca H1r H3 montage.jpg
Ca H1r H3 montage.jpg		 Ca_H1R_H1V.jpg
Ca_H1R_H1V.jpg		 Ca_H3_140mA_500mA.jpg
Ca_H3_140mA_500mA.jpg
pic_2393.jpg
pic_2393.jpg		 zeeman_study
:: zeeman_study :: 		astro-selfie
:: astro-selfie ::
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Dennis 28-Jun-2020 00:22
Hi Peter
Your HeD3 images are amazing! What is the passband of HeD3? I presently owned a Daystar.3A HeD3 and never see He features. What equipment with Daystar.3 A HeD3 would I need to approach your level of work?
Enjoy your work immensely!
Dennis
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