Departing sunspots – July 12, 2014

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This is perhaps my last view of the large sunspot groups that captured the attention of many solar observers around the world in the last few days.

I had only a short window of around 30 seconds today to capture 800 frames in poor seeing conditions, and that was because a large front of clouds rolled in, despite a very promising morning with clear blue skies.

The image below is a 300 frame stack in 2-4/10 seeing conditions with the TS 115mm APO Refractor operating at F/17 with AstroSolar full-aperture filter and ASI120MM camera with Baader Green-CCD filter.

Sunspot groups AR2108 and AR2109 are saying “Goodbye”:



(July 12, 2014)

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