AR12629 suddenly appears on the NE limb on Jan 25, where no activity is visible the previous day. It has evolved into a bipolar group with the leading spot splitting up.
Here are images from Jan 26.
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.
AR12629 - 3 day evolution-2 (2017 Jan 26)
AR12629 - 3 day evolution-2 (2017 Jan 26)
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- AR12629-20170126112624240_cr.jpg (67.6 KiB) 已瀏覽 403 次
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- AR12629-20170126111324307_cr.jpg (74.58 KiB) 已瀏覽 403 次
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- AR12629-20170126110007264_cr.jpg (66.89 KiB) 已瀏覽 403 次
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- AR12629-20170126105707749_cr.jpg (66.88 KiB) 已瀏覽 403 次
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- 20170126101903547.jpg (87.19 KiB) 已瀏覽 403 次
more images
more images
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- AR12629-20170126150338440_cr.jpg (62.37 KiB) 已瀏覽 390 次
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- AR12629-20170126145127234_cr.jpg (62.29 KiB) 已瀏覽 390 次
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- AR12629-20170126144641157_cr.jpg (60.27 KiB) 已瀏覽 390 次
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- AR12629-20170126143513090_cr.jpg (68.18 KiB) 已瀏覽 390 次
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- AR12629-20170126142050126_cr.jpg (67.06 KiB) 已瀏覽 390 次
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