Hello All,
I acquired some sulphur for the Bubble.
Image is in the CFH palette (Ha red, O3 green, S2 blue)
Bubble Nebula in Ha and O3
16 300s Ha
11 300s O3
10 300s S2
Imager Atik 414ex
Telescope Skywatcher Blackdiamond ED80
Mount Skywatcher HEQ6
Bubble CFH Palette
by
Michael Murphy
, on Flickr