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2017 Jan 19 Sun

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發表於 2017-1-19 21:36:01 | 顯示全部樓層 |閱讀模式
The solar surface is dominated by AR12625 and AR12626.  These 2 active regions is close to the disc centre, and occupy huge area.
The large prominence on the NE limb has become narrower and fainter each day.


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.
20170119135417905.jpg
20170119135417905a.jpg
20170119135436275.jpg
20170119135440506.jpg
AR12625-626-20170119140003983.jpg
AR12625-626-20170119140024303.jpg
prominence-E-20170119140406332.jpg
prominence-NE-20170119140416681.jpg
prominence-NE-20170119140430018.jpg
prominence-NE-20170119141132851.jpg
prominence-SE-20170119141327434.jpg
prominence-SEE-20170119141356466.jpg
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