LBV 1806-20 lies at the core of radio nebula G10.0--0.3 and is a component of the 1806-20 open cluster, itself a component of W31, one of the largest H II regions in the Milky Way.
LBV 1806-20 lies at the core of radio nebula G10.0--0.3, which is velieved to be primarily powered by its stellar wind. It is a member of the 1806-20 open cluster, itself a component of W31, one of the largest H II regions in the Milky Way.