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2015 Feb 14 Sun - huge filament continues to "shoot" out

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發表於 2015-2-14 17:34:46 | 顯示全部樓層 |閱讀模式
AR12280 has disappeared from the western limb, and the western part of the huge filament  continues to protrude out of the disc.

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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Archiver|手機版|小黑屋|香港天文學會

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