shows classic reversal as first described by Hale
caH
- Capture 2022-11-08T12_09_51cah_shift=0_clahejsme-d.jpg (161.69 KiB) Viewed 1018 times
- Capture 2022-11-08T11_53_10hbsx_shift=0_clahejsme-d.jpg (182.87 KiB) Viewed 1018 times
caH and Hbeta V3.7 solex
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highfnum
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thesmiths
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Montana
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Re: caH and Hbeta V3.7 solex
Terrific images, I really do love looking at the Sun in different exotic (to me anyway) wavelengths 
Alexandra
Alexandra
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highfnum
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Alun_H
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Re: caH and Hbeta V3.7 solex
Great images despite the windy conditions.
Alun
Alun
Lunt 50THa solar scope
Lunt CaK B12 module
SW Evostar 72ED for full disk imaging
Sol'Ex SHG
80mm f/7 achromat used with pressure tune module off the Lunt with Lunt 100mm ERF
Bresser 90 f/10 achromat used for CaK & white light imaging & PST mod with Lunt 100mm ERF
Coronado SM40 (pre Meade) and BF10 filter set + SMII 60 richview DS etalon
Skywatcher EQ6 Pro and Ioptron CEM60
Then there is all the night kit which is far too long a list to write up here!
More images on view on my Flickr page...https://www.flickr.com/photos/alun_h/
Lunt CaK B12 module
SW Evostar 72ED for full disk imaging
Sol'Ex SHG
80mm f/7 achromat used with pressure tune module off the Lunt with Lunt 100mm ERF
Bresser 90 f/10 achromat used for CaK & white light imaging & PST mod with Lunt 100mm ERF
Coronado SM40 (pre Meade) and BF10 filter set + SMII 60 richview DS etalon
Skywatcher EQ6 Pro and Ioptron CEM60
Then there is all the night kit which is far too long a list to write up here!
More images on view on my Flickr page...https://www.flickr.com/photos/alun_h/
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marktownley
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Re: caH and Hbeta V3.7 solex
These are great John! Keep em coming.
http://brierleyhillsolar.blogspot.co.uk/
Solar images, a collection of all the most up to date live solar data on the web, imaging & processing tutorials - please take a look!