NGC 6188 is an emission nebula located about 4,000 light years away in the constellation Ara.
The bright open cluster NGC 6193, visible to the naked eye,
is responsible for a region of reflection nebulosity within NGC 6188 (WIKI)

Imaged with the Boren-Simon 8" F2.8 POWERNEWT Astrograph.
SBIG ST8300M with FW5 filterwheel with BAADER HaLRGB filters
LRGB with 50min LUM and 10 min for each color total of 80 minutes.

Imaged from Tivoli farm in Namibia June 2011