Friday, August 23, 2019

Omega Nebula M17


The Omega Nebula or Swan Nebula (Messier M17) is located in the constellation Sagittarius and about 5000 light years away from Earth.
The picture is taken with Nikon D7500 and TAL200K f/8.5. Total exposure of 15 minutes : each picture exposure time 30s and ISO1600. Raw pictures converted to DNG and stacked using DeepSkyStakker. Final editing in CS4. The line below is the track of an airplane.