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2014 Oct 27 Sun - AR12192 close to W limb

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發表於 2014-11-3 16:15:33 | 顯示全部樓層 |閱讀模式
After a break of 4 days due to cloudy condition, observation is resumed.
AR12192 is now close to the W limb, but it is still visible with the protected naked eyes.
It is still very active with flares and minor eruptions here and there.

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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