Object: NGC 6231 (*)
Open Cluster, type I3p, in Scorpius
Right Ascension (2000.0): 16:54:10.8 (h:m:s)
Declination (2000.0): -41:49:27 (deg:m:s)
m_b: 2.8 (mag) , m_v: 2.6 (mag)
Dimension: 14.00 (arcmin)
Cross Identifications: OCL 997, ESO 332-SC6