AR 2546 – 2016.05.17.
Also known as: AR 2546 – H-alpha Date/time: 2016.05.17 . UT 08:58 Equipment: mod. 70/700 Coronado PST Seeing: 4-7/10 Transparency: 2-3/5 Temperature: 23°C Humidity: – Wind: medium Location: Canis Maior Solar Observatory, Nagykanizsa , Hungary N46° 27′ 13.81″ E16° 59′ 05.57″ Observer: Bognár Tamás Media: DMK 41AU02.AS (USB) + AutoStakkert! 2 + GIMP