NGC 2359 - Thor's Helmet

NGC 2359 - Thor's Helmet is an emission nebula in the constellation Canis Major. The nebula is approximately 11.96 thousand light years away from Earth and 30 light-years in size.

This is an HOO process with Ha mapped to red, oiii to green and blue.

 

Equipment Details:

•8 Inch Skywatcher Quattro Carbon Fibre F4.0 Newtonian Reflector

•Skywatcher NEQ6 Mount

•SBIG ST2000xm CCD Camera cooled to -20'c

•SBIG CFW8 Filter Wheel

•Astranomik Ha and Oiii Filters

•SKywatcher BD 102mm Guide Scope

•Meade DSIii CCD Guide Camera

•Polemaster for polar alignment

 

Exposure Details:

•Ha 25X180 seconds - Bin 1x1

•Oiii 18X180 seconds - Bin 1x1

•Oiii 18X180 seconds - Bin 1x1

 

Total Integration Time: 2 hours and 10 minutes

 

Done