M13

M13 the great globular cluster in Hercules.

2.5 hours of exposure time

60x60s Lum

30x60s each RGB

ASI1600mm pro

Esprit 120

taken from my backyard on Sept 20 2019.

Bortle class 4

SGP

photoshop

DSS

 

astrob.in/l2kfk5/0/

Done