Object: NGC 6591 (*)
Galaxy, type S, in Hercules
Right Ascension (2000.0): 18:14:03.7 (h:m:s)
Declination (2000.0): +21:03:49 (deg:m:s)
m_b: 16.3 (mag) , m_v: 15.5 (mag) , SB: 11.5 (mag per square arcmin)
Dimension: 0.30 x 0.1 (arcmin) , PA: 95
Cross Identifications: PGC 61610