2020 March 02 Sun - solar surface in H-alpha

各類觀測太陽的儀器介紹及太陽攝影 Solarmax
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2020 March 02 Sun - solar surface in H-alpha

文章 PTS » 週二 03 3月, 2020 04:04

2020 March 02 Sun - solar surface in H-alpha

A long filament shows up near the NE limb. This filament seems to be surrounded by not-so-bright faculae. This is common for filaments located near solar limb, and may be showing the rising materials that are still not yet blue-shifted out of bandwidth of the filter.

Sunspot count: group=0. sunspot=0, R=0

Telescope: Lunt LS35T with B600 blocking filter
Camera : ASI174MM
exposure: 0.40 ms
Images taken from 15:45 UTC to 15:58 UTC
cropped 320x320
approximately south is up, east to the left
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