NGC 7000/IC5070 HOO (modified)


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

Different mapping of narrowband colors from here: R: Ha G: g=O3*og+Ha*~og; iif(g>Ha&&O3>Ha,(g+Ha)*rg,g) B: O3 g, og=.95,rg=.49

Date: 07/08/2016
Telescope: William Optics 66mm SD
Mount: Orion Sirius EQ-G
Camera: ZWO ASI1600MM-Cool
Exposure: Baader H-alpha 7nm: 31x300" (gain: 139.00) -15C bin 1x1, Baader OIII 8.5nm: 36x300" (gain: 139.00) -15C bin 1x1