(Click to enlarge)
This image © Copyright 2018, Michael Fulbright

Quick HOO composition for VDB142. It combines 3 nights of Ha and one night of OIII data.

Date: 09/19/2018
Telescope: Teleskop-Service ONTC 8" f4
Mount: Astro-Physics Mach1GTO
Camera: ZWO ASI1600MM-Cool
Exposure: Astrodon Ha 1.25" 5nm: 150x300" (gain: 200.00) -10C bin 1x1, Astrodon OIII 1.25" 3nm: 48x300" (gain: 200.00) -10C bin 1x1
Accessory: GPU Coma Corrector