Many know the Eta Carina nebula because of its famous Keyhole nebula near the center of the nebula.
This is the Northern ridge of the nebula - The Keyhole is about 2 frames to the upper right.
Imaged with the 16" f3.75 Dream Astrograph.
Apogee Alta U-16M camera.
Ha-O3-S2 Hubble color mapped.
RGB for the stars
Ha - 60 min
O3,S2 30 minutes each Bin 2x2
RGB 6 minutes per channel Bin 2x2
(Total of 2 hrs 18 minutes minutes )
Imaged from Tivoli farm in Namibia July 2013.