Solar Limb With Prominences, Plage & Filaments

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Solar Limb with Prominences, Plage & Filaments
Taken by Martin R Wise on June 4, 2019 @ Trenton, Florida, USA

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Camera Used: Unavailable Unavailable
Exposure Time: Unavailable
Aperture: Unavailable
ISO: Unavailable
Date Taken: 2019:06:04 13:00:32

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Details:

An old group of active regions returns with some minor activity, throwing out filaments, plage areas and some prominences on the limb. Presented in native B&W, Colored and inversions, from an 80mm F11 double-stacked solar scope.

Photographer's website:

http://https://www.astrobin.com/users/MalVeauX/

Comments

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Great resolution !
What is exactly the configuration used and method of acquisition please ?
Thanks

Posted by sweiller 2019-06-04 13:44:13

Hello, 80mm F5 refractor with Quark Chromosphere and a PST etalon without its collimating lenses, double stacked, then a 0.5x focal reducer, then an ASI290MM camera. I exposed at 10ms and enough gain to hit 72% histogram fill and captured 2000 frames, and stacked the best 181 of them.

Posted by MalVeauX 2019-06-05 15:41:30

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