A Solar Minimum CaIIK View
Taken by Ron Cottrell on January 11, 2018 @
Kitt Peak National Observatory, AZ
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Camera Used: Unavailable Unavailable Exposure Time: Unavailable Aperture: Unavailable ISO: Unavailable Date Taken: 2018:01:11 17:39:54 |
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Details:
When the solar disk in CaIIK looks like this you know you are rapidly approaching a minimum. Image captured with a Coronado 70mm CaIIK scope and a DMK41 camera.
Photographer's website:
No URL provided.
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