M57 – The Ring Nebula

M57 - The Ring Nebula

M57 – The Ring Nebula

M57 – The Ring Nebula
July 2017
L:14x5min bin1x1
H alpha 7nm:22x5min bin 2×2
R:10x4min bin2x2
G:10x4min bin2x2
B:10x4min bin2x2
Atik 460ex
RC 203mm/1625mm