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2014 Feb 03 Sun

[複製連結]
發表於 2014-2-3 08:12:41 | 顯示全部樓層 |閱讀模式
Both AR11967 and AR11968 continue to develop into huge complex groups.  Both are crossing the meridian.
AR11967 is now naked eye.


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  

PTS
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 樓主| 發表於 2014-2-3 17:23:05 | 顯示全部樓層
Both AR11967 and AR11968 show extensive flares and filaments.
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