Messier 17 or the Omega nebula in the constellation Sagittarius

Celestron C11 at f6.

2 x crop

Canon 6D (full spectrum modified)

ISO6400

50x30 sec with dark and bias frames added.

Stacked in DSS processed in PS Astronomy Tools & LR.

Tracked on a Losmandy G11 mount with no guiding.

Done