Solar disk in white light, hydrogen-alpha and ionized Calcium
Taken by Arnold Rivera on March 19, 2023 @
Edmonton, Alberta, Canada
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Camera Used: Unavailable Unavailable
Exposure Time: Unavailable
Aperture: Unavailable
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Date Taken: Unavailable
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Details:
The seeing today was excellent around noon so I decided to image the solar disk (with the sunspot groups AR 3256 and 3257 emerging from the eastern limb.
Equipment used: William Optics GT71 refractor (white light with Lunt Herschel wedge and Lunt Calcium module) and Lunt LS80THa DS (hydrogen-alpha refractor); Camera used: ZWO ASI174MM CMOS monochrome; Software: SharpCap Pro, Autostakkert!, ImPPG, PixInsight and GIMP.
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