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2015 June 16 Sun

  [複製鏈接]
發表於 2015-6-23 11:19:35 | 顯示全部樓層 |閱讀模式
The solar surface is dominated by the huge AR12367 in the southern hemisphere.  Several huge filaments appear in the north.
A very active AR12371 has just turned to the front side near the NE limb.  

Telescope: AP Starfire EDT 155 mm f/9.   
stopped to 50 mm for disc images, with 4X telecentric lens (f/36) for closeups   
filter: Solar Spectrum SO1.5/0.3A with CERF prefilter   
Camera: Imperx 4M15   
North is up, and east to the left.




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