2021 April 03 Sun - solar surface in H-alpha, with AR12812
AR12812 is located at (N23W80). Plages and filaments are visible.
Patches of plages show up near the E limb.
Several dark filaments are visible near the S limb.
sunspot count: group=0, sunspot=0, R=0
Telescope: Lunt LS50T with B1200 blocking filter, and 2X barlow
Camera : ASI174MM
approximately north is up, east to the left
2021 April 03 Sun - solar surface in H-alpha, with AR12812
2021 April 03 Sun - solar surface in H-alpha, with AR12812
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Re: 2021 April 03 Sun - solar surface in H-alpha, with AR12812
Images of filaments
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- ha-filament-S-140726.png (102.47 KiB) 已瀏覽 69 次
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- ha-filament-S-141156.png (230.34 KiB) 已瀏覽 69 次
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- ha-filament-S-142028.png (188.94 KiB) 已瀏覽 69 次
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- ha-filament-S-142432.png (210.23 KiB) 已瀏覽 69 次
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