NGC 6946 Spiral (Fireworks) Galaxy and NGC 6939 Star Cluster

NGC 6946/6939

Click on Image for Full Size

 

Object: NGC 6946/NGC 6939 Constellation Cepheus

Distance: 22.5 Million light years

Date(s) Taken: July 19th to August 18th, 2010

Telescope: Takahashi TSA 102S / Field Flattener

Focal Length: 800 mm

Camera: ST 2000 XM operating at -25 deg C sensor temperature with water cooling

Resolution: 1.91 Arc-seconds / Pixel

Exposures: 14.2 hours total duration

23 Luminance - 10 Minute Images binned 1x1

20 Red - 10 Minute Images binned 1x1

21 Green - 10 Minute Images binned 1x1

21 Blue - 10 Minute Images binned 1x1

% Utilization - 91%

 

© All Images Copyright 2003 - 2015 Brad Bates

Brook Mar Observatory

Images of the Cosmos by Brad Bates