Cygnus H-Alpha RGB Panorama 3 image panorama with a Canon EF200/2.8 Lens at F/2.8, SBIG STL11000 Exposure: 3 x 5 x 2min redt, 3 x 5 x 2min green, 3 x 5 x 2min blue, 3 x 5 x 4min Ha + images from 10.07.2010 (see above) Color: RGB=(HaR)-G-B Date: 7.10.2010 Location: Silvretta, Austria |