Rosette Nebula

Object info:
Common name: Rosette Nebula
Catalog code: NGC2237
Object type: Emission Nebula
Constellation: Monocerus
Object size: 1.3x1.6 degrees
Imaging info:
imaging date: 8 February 2011
Optics: Takumar 135mm f/3.5
Effective focal length: 135mm
Camera & filters: EOS20d; 12nm clip-filter
Exposure & camera settings: 1x15min@ISO800
Imaging software: DSLRFocus
Mount: Vixen GP
Guiding details: PHD; 200mm+DSI camera
Image processing:
processing date: 9 February 2011
calibration frames: 4xDarks
stacking & calibration software: Nebulosity 2.3
Postprocessing: Nebulosity 2.3
Local conditions:
Location: Stroe
SQM-L value: 20.3
Temperature: -4 Celsius