The Witch Head and Rigel
SV80ST @ f/4.5
Riccardi 0.75x Reducer
Moravian G3-16200
Optolong LRGB
Mach1GTO CP4
L=25x10min
RGB=14x10min each
Total = 11hrs 10min
The Witch Head nebula is believed to be illuminated by the bright star Rigel, the 7th brightest visible star and one of Orion's feet.
For this image I combined all of the LRGB masters into a super LUM, helping to smooth out the noise and enable more stretching.