Also known as: Sun H-alpha
Date/time: 2013.01.31 10:10 – 10:40UT
Equipment: mod. 70/700 Coronado PST
Seeing: 5/10
Transparency: 1-3/5
Temperature: +5°C
Humidity: low
Wind: –
Location: Canis Maior Solar Observatory,
Nagykanizsa , Hungary N46° 27′ 13.81″ E16° 59′ 05.57″
Observer: Bognár Tamás
Medium: white paper, 2H, HB, 2B graphite pencil
