Rosette Nebula – DSLR HaOIII Bi Colour

Alastair Woodward

Derby, UK

Ha – 12 x lights (10 mins, ISO800) + darks, flats & bias
OIII – 8 x lights (10 mins, ISO800) + darks, flats & bias
Skywatcher 130PDS
HEQ5
Canon 350d (mono – self debayered)
6nm Ha Clip Filter
12nm OIII Clip Filter
PHD2 guiding (ST80 & QHY5L-II)

Rosette Nebula – NGC2237 – DSLR HaOIII Bi Colour

Ha and OIII taken over a number of nights in January/February. First attempt at combining Ha and OIII data.

2016-02-05T00:00:00