Címke: <span>H-alpha Sun</span>

Sun 2012.09.25.

Also known as: Sun (white light) Date/time: 2012.09.25.   14:20 – 14:55UT Equipment: mod. 70/700 Newton, Baader AstroSolar ND5 filter Seeing: 5/10 Transparency: 3/5 Temperature: warm Humidity: low Wind: low Location: Zákány, Hungary N46°14′ 59,2″ E16°57′ 15,3″ Observer: Bognár Tamás Digital sketch made with GIMP, based on a raw pencil sketch. …

2011.07.17 – Sun animation

Also known as: Sun H-alpha and white light Date/time: 2011.07.17. Equipment: mod. 70/700 Coronado PST + 76/900 Newton + ND5 Baader Solar filter Seeing: 8/10 Transparency: 2-3/5 Temperature: 25°C Humidity: – Wind: – Location: Canis Maior Solar Observatory, Nagykanizsa , Hungary N46° 27′ 13.81″  E16° 59′ 05.57″ Observer: Bognár Tamás