Abell 39 Planetary Nebula in LRGB + NB "[OIII]"Abell 39 Planetary Nebula in Broadband and Narrowband O (Hercules), June 23,24 2023
Planewave CDK12.5 - ASI6200MM
A-P 1100 AE GTO, Antlia Pro BB and 3nm NB filters
L: (28 x 150s exposures, Bin 2x2, Gain 100)
R,G,B: (20, 20, 20 x 180s exposures, Bin 2x2, Gain 100)
O: (25 x 540s exposures, Bin 2x2, Gain 200)
Total Integration Time = 7.9 hours

Can you spot the two galaxies that are visible right through the planetary nebula?