2021 January 12 Sun - solar surface in Ca-K, under severely bad seeing

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: 9210
註冊時間: 週日 28 10月, 2007 08:50
來自: HK

2021 January 12 Sun - solar surface in Ca-K, under severely bad seeing

文章 PTS » 週二 12 1月, 2021 14:31

2021 January 12 Sun - solar surface in Ca-K, under severely bad seeing

These animated gif's are to demonstrate how bad can seeing be after the arrival of cold air.
sunspot count: group=0, sunspot=0, R=0

Telescope: Sharpstar AL-80 II, 8 cm f/6.25 APO refractor
Camera : ASI174MM
focal length : 500 mm f/6.25
filter: Lunt Ca-K Module B1200
approximately south is up, east to the left
附加檔案
bad-seeing-1.gif
bad-seeing-1.gif (7.31 MiB) 已瀏覽 16 次

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 1 位訪客