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2013 Aug 26 Sun -Huge filament

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發表於 2013-9-1 10:13:34 | 顯示全部樓層 |閱讀模式
A huge quiescent filament appears near the S 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

PTS
disc1-20130826134038450.jpg
filamentA-20130826140114612.jpg
filamentA-20130826140117904.jpg
filamentA-20130826140120306.jpg
filamentB-20130826140131850.jpg
filamentB-20130826140134487.jpg
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