Milwaukee Astronomical Society

 

NGC 7293 - The Helix Nebula

NGC 7293 - The Helix Nebula

 

Photo by Shubhendu Sadhukhan

 

Scope / Lens

6inch F5 Reflector

 

Camera

Canon T3i Astro Mod TEC Cooled

 

Exposure

Total Integration: 4hrs (24 subs, ISO 800, 10 min each)

 

Other

Optolong L-eXtreme Dual Narrowband pass at 7nm

 

ID: 1153

Other Images by Shubhendu Sadhukhan