Part of the Rho Ophiuchi area. The Rho nebula shows part of the yellowish nebula surrounding Antares as well as some interesting hues.
AP140 with 155TCC, FLI Proline 16803, Baader filters.
LRGB 50 30 30 30.
http://www.pbase.com/gregbradley/image/123678501/large
Greg.