North-America nebula

Object info:
Common name: North-America nebula
Catalog code: NGC 7000
Object type: emission nebula
Constellation: Cygnus
Object size: 3 degrees
Imaging info:
imaging date: 22 October 2011
Optics: Takumar 135mm f/3.5
Effective focal length: 135mm
Camera & filters: Modified Canon EOS 20D
Exposure & camera settings: 60x3min ISO800
Imaging software: Nebulosity 2.3
Mount: Vixen GP
Guiding details: autoguiding with PHD 12.1 and 550m refractor and DSI I camera
Image processing:
processing date: 24 October 2011
calibration frames: 30 darks and 20 flats from calibration library
stacking & calibration software: Nebulosity 2.4.1
Postprocessing: Dynamic background extraction in Pixinsight LE. Curves and stretch in Nebulosity
Local conditions:
Location: Stroe
Temperature: 8 celcius