2021 April 16 Sun - AR12814, AR12815 and AR12816

各類觀測太陽的儀器介紹及太陽攝影 Solarmax
Coronado PST
回覆文章
PTS
夸克星
文章: 17313
註冊時間: 週日 28 10月, 2007 08:50
來自: HK

2021 April 16 Sun - AR12814, AR12815 and AR12816

文章 PTS » 週六 17 4月, 2021 10:22

2021 April 16 Sun - AR12814, AR12815 and AR12816

AR12814 is today located at (S22W44). It is active, with flares and filaments. The sunspots become smaller and only 8 sunspots are visible.
AR12815 is located at (S21W21) but the sunspots are now just small pores,.
AR12816 is today located at (S24E59). There are at least 4 sunspots in this group, all with penumbrae.
sunspot count: group=3, sunspot=18, R=48

H-alpha image from Learmonth, taken at 02:00 UTC
White light image from SDO, taken at 00:39 UTC
附加檔案
latest_gong_color-0417-0200.jpg
latest_gong_color-0417-0200.jpg (682.53 KiB) 已瀏覽 117 次
l_HMI_cont_aiascale0417-0039.jpg
l_HMI_cont_aiascale0417-0039.jpg (866.93 KiB) 已瀏覽 117 次
l_HMI_cont_aiascale0417-0039-a.jpg
l_HMI_cont_aiascale0417-0039-a.jpg (27.83 KiB) 已瀏覽 117 次
l_HMI_cont_aiascale0417-0039-b.jpg
l_HMI_cont_aiascale0417-0039-b.jpg (33.61 KiB) 已瀏覽 117 次
l_HMI_cont_aiascale0417-0039-c.jpg
l_HMI_cont_aiascale0417-0039-c.jpg (25.42 KiB) 已瀏覽 117 次

頭像
Eddy So
夸克星
文章: 16078
註冊時間: 週四 04 12月, 2008 22:35
來自: 中男海

Re: 2021 April 16 Sun - AR12814, AR12815 and AR12816

文章 Eddy So » 週六 17 4月, 2021 23:47

[Good Job]

回覆文章

回到「太陽觀測和攝影 Solar Observation & Photography」

誰在線上

正在瀏覽這個版面的使用者:沒有註冊會員 和 19 位訪客