Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's Galaxy  ·  Cigar Galaxy  ·  M 81  ·  M 82  ·  NGC 3031  ·  NGC 3034  ·  NGC 3077
Getting plate-solving status, please wait...
M 81 & 82 - HaRGB reworked, gigiastro
M 81 & 82 - HaRGB reworked
Powered byPixInsight

M 81 & 82 - HaRGB reworked

Getting plate-solving status, please wait...
M 81 & 82 - HaRGB reworked, gigiastro
M 81 & 82 - HaRGB reworked
Powered byPixInsight

M 81 & 82 - HaRGB reworked

Equipment

Loading...

Acquisition details

Loading...

Description

Reprocessing of my 2019 HaRGB photo, to improve the H-alpha component,

mainly with the following procedure in PixInsight:

LRGBCombination

L: HaRGB_G

R: enhanced H-alpha with PhotoShop

G: HaRGB_G

B: HaRGB_B

Channel Weights

L: 0.75

R: 0.88

G: 0.75

B: 0.75

Comments

Sky plot

Sky plot

Histogram

M 81 & 82 - HaRGB reworked, gigiastro