Catalogue and alternative designations NGC 6752, Pavo globular cluster Type Globular cluster Position 19 10.9, -59 59 Constellation Pavo Camera and Telescope STL11000M with 31.75cm RCOS Focal Ratio F9 Exposure Details LRGB  90:90:90:90 Description At magnitude 5.3 NGC 6752 is the third brightest globular cluster in the sky.