400/500mm - 18" (8/11/10): very faint, moderately large, elongated 3:2 N-S, 0.8'x0.5', very low surface brightness. Very weak concentration except the center is punctuated by a faint, but distinct stellar nucleus. Located 5' N and 6' NE of two mag 11 stars and 19' NE of NGC 6166 in the NE region of AGC 2199.