The Sculptor Galaxy, also known as the Silver Coin or Silver Dollar Galaxy, NGC 253, is an intermediate spiral galaxy in the constellation Sculptor.
The Sculptor Galaxy is a starburst galaxy, which means that it is currently undergoing a period of intense star formation (WIKI)

Some color data was taken from my previous image of the galaxy:
http://www.pbase.com/tango33/image/151007323

16" F8 Hypergraph
FLI Proline 16803
ASA DDM Mount - NO guiding

LRGB image
Lum- 3 HRS bin 1
RGB - 20 min per channel bin2
Total of 4 HRS

Imaged from Tivoli farm Namibia July 2018