Sadr Region Nebula - IC 1318

This is a 4 hour exposure of the Sadr Region Nebula. Here is an area surrounding the star Sadr (located in the middle of the photo), which contains many different types of nebula and star clusters. On the top right there is the Crescent Nebula, and on the bottom left there is a reflection nebula NGC 6914. There is also the star clusters IC 1311, NGC 6910, and Messier 29. The emission nebula and the other nebulas are located around 5000 light years away, with the star clusters ranging from 3000-6000 light years away. 

Final Image

Sadr Region Labelled

Details of How the shot was Taken
​
Gear:

• Olympus OMD EM-5 Micro 4/3 camera 
• Skywatcher Star Adventurer (Unguided)
• Olympus 40-150mm F2.8 lens
• Home made dew heater
  • Made with nichrome wire wrapped in duct tape, which is powdered by a lipo battery 

​Acquisition & Environment:

• 160x90 Seconds (4 Hours)
• 1600 iso @ 150mm (300 equivalent) F2.8
• 50 Flat Frames
• 50 Dark Frames
• 50 Bias Frames
• Taken: August 3, 2019

Processing:

• Images processed in DeepSkyStacker
  • 2x Drizzle Stack
  • Brought Saturation to 17 and match all rgb levels
• Photoshop Adjustments:
  • Cropped to remove stacking errors
  • Adjust Levels to bring Histogram to the front
  • Adjust Colour balance to adjust background colour to be neutral
  • Used Deep Sky Colours HLVG tool to remove any unnecessary greens in the photo
  • Used Astronomy tools make stars smaller and sharper
    • Also Ran a tool to decrease deep space noise
  • Increased the Saturation
  • Increased sharpness from inaccurate focusing 
  • Exported into jpeg

Raw Image from the Camera