Black Country news and blogs Wednesday 16 January 2019
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Blog feature
AR12717 in Sodium Light

2 Aug 18

This animation spanning ten minutes shows the rise and fall of solar granules, while the small spot associated with this new active region remains relatively static.

There also appears to be a number of small pores in this active region. Taken with the ED80, Daystar Sodium Quark and the PGR IMX249 camera.

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