M27 from a big city (Paris) : before and after staking 120 photos

Wikipedia :

"The Dumbbell Nebula (also known as Apple Core Nebula, Messier 27, M 27, or NGC 6853) is a planetary nebula in the constellation Vulpecula, at a distance of about 1,360 light-years."

 

 

Before : left side = 1 frame

After stacking : right side = 120 frames

 

Sony A7S

Tamron 150-600

EQ2 motorised

 

600mm

F6.3

3.2s

ISO 12800

120 photos stacked with SEQUATOR v1.1a

Center crop of the photo

 

(M271vs120)

Done