2020 January 15 Sun - surface feature in H-alpha
The long, thin filament to the west of the disc centre is the most notable feature on the solar disc. a few faint filaments also show up near the NNW limb.
No sunspot is visible.
Telescope: Lunt LS35T with B600 blocking filter
Camera : ASI174MM
exposure : about 0.5 ms
Images taken between 03:39 UTC to 03:53 UTC
cropped 320x320
approximately south is up, east to the left
2020 January 15 Sun - surface feature in H-alpha
2020 January 15 Sun - surface feature in H-alpha
- 附加檔案
-
- H-disc-115328.png (103.73 KiB) 已瀏覽 303 次
-
- filament-N-114550.png (62.61 KiB) 已瀏覽 303 次
-
- filament-W-114021.png (86.8 KiB) 已瀏覽 303 次
-
- filament-W-114646.png (92.96 KiB) 已瀏覽 303 次
![[Good Job]](./images/smilies/onion_d5f02ecd.gif "Good Job")
誰在線上
正在瀏覽這個版面的使用者：沒有註冊會員 和 14 位訪客