Sharpless 2-3


Combination of 20, 3 minute exposures using H-alpha and Sulphur II filters,
and 10, 3 minute exposures using an Oxygen III filter.
SBIG ST-8XE CCD. 300mm f/6 newtonian telescope at prime focus.

Sharpless 2-3 is a faint emission nebula in the tail of Scorpius.