Cone Nebula colour widefield view in Ha


Dave Trewren

Bristol UK

Mount : HEQ5
Lens : Nikkor 180mm f/2.8 ED
Camera : QHY9M
Filter : Baader Ha narrowband
Autoguider : StarShoot + modified finder scope
Exposure : 1200s x 11 lights + 1200s x 10 darks

The Cone Nebula taken with a standard Nikkor 180mm lens adapted to fit a cooled QHY9M camera. This produces a low noise very wide field view of the region showing some interesting detail not normally seen. The image was subsequently coloured.