Sunspot 태양 흑점
Sunspot. 태양 흑점.2019. 03. 22. 01:59 UTC (10:59 KST). Bum-Suk Yeom. 염범석. http://cometsky.com/astrophotos/sunspot_20190322_large_bsyeom.jpg Taken by Bum-Suk Yeom on March 22, 2019 UTC @ Iksan, South Korea. Details: 01:59 UTC (10:59 KST), Takahashi TOA-150 Apo refractor (f=1100mm, F7.3), Canon EOS 5D Mark III camera, Solar filter, ISO 100, f/7, 1/1600 sec x 3. 2019. 03. 22. 10:59 KST, 다카하시 토아-150 아포..
2019. 3. 24.