Messier 51 - whirlpool-galaxy crop

reworked

 

The Whirlpool Galaxy is an interacting spiral galaxy in the constellation Canes Venatici

at distance of 23 Mio. Lj

 

LRGB

Equipment:

TS 10" f/4 ONTC Newton

1000mm f4

GPU Aplanatic Koma Korrector

Moravian CCD G2-8300FW

Astrodon LRGB Filter

Losmandy G11/LFE Photo

 

Guding:

Lodestar on TS Optics - ultra short 9mm Off Axis Guider

PHD2

 

16x900s Luminanz

5x900s RGB

 

total exposure time: 7h 45′

 

Processing: PixInsight/Affinity Photo

Done