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.
2017 Jan 19 Sun
2017 Jan 19 Sun
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- AR12625-626-20170119140024303.jpg (220.52 KiB) 已瀏覽 903 次
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