Messier 81 LRGB

Messier 81, or NGC 3031 is a spiral galaxy which lies around 12 million light-years distant and is located in the constellation of Ursa Major. First chance to use my QHY163M cooled CMOS camera. I managed 2hrs of luminance data which I added to the colour data I captured last year with a Canon 700D.

Luminance:

EQ6-R PR0

TS8inch RCCF

QHY163M Gain 150 Offset 70 -20C

Baader luminance filter

30 x 180sec

12 x 120sec subs

Colour:

HEQ5 PRO

SW 190mm MN

Canon 700D

Astronomik CLS CCD filter

43 x 600sec subs

Total integration time

9hrs 10min

Processed using Pixinsight, Photoshop and RegiStar.

 

Done