NGC 6946

Distance from Earth:   about 10 million light years

Located at border of Cepheus & Cygnus

Telescope:  12.5" RCOS

Camera :   STL11000, off axis guiding 

Mount :           AP1200

Image date:    June 2011

 

   -- Filters used and total time--

Luminous   290 minutes

Red             120 minutes

Green         120 minutes

Blue            120 minutes

Ha                

OIII

SII