AR2645 – 31.03.2017. – Tamás Bognár

Also known as: Sunspot AR 2645 Date/time: 2017.03.31 . UT 07:59 Equipment: 150/750 Newton + 3x Barlow + Baader Solar Filter ND5 Seeing: 7-9/10 Transparency: 2-4/5 Temperature: 20°C Humidity: – Wind: medium Location: Canis Maior Solar Observatory, Nagykanizsa , Hungary N46° 27′ 13.81″  E16° 59′ 05.57″ Observer: Bognár Tamás