This image has been taken over several months. It is of a galaxy known as NGC2997 in Antlia. It is a face on unbarred spiral which has a lot of interesting detail in the core and lots of Ha regions. It is located at a distance of 39.8 million light years from our position.
The image is an integration of 27 hours but 11 hours are Ha data.
Taken with AG12 (1)
Click here for larger image.