M57 and it’s outer rings


Anna Morris

Norton, Suffolk

Imaging Scope: Celestron CPC800XLT
Imaging Camera: Atik 314L+
Guide Camera: StarlightXpress Lodestar
Filters: Astronomik Ha, L, R, G, B

Integration details:
Ha: 7x1800s, 3x1200s = 4.5 hrs
L: 12x600s = 2 hrs
R,G,B: 12x300s, 2×2 each = 3 hrs total
Total time: 9.5 hrs

M57, the Ring Nebula. Shot in HaLRGB with long Ha subs to show its faint and rarely seen outer rings.