Está a 17000 anos-luz M55, NGC 6809 Enxame globular - Globular cluster , mag 6.3, dim 19', class 11 Sgr, 19:39:59.4 -30 57 44

M55 Takahashi FC60 f/8.3 (500mm)+ATIK-1HS 2.3" res 60% Takahashi P2Z exp: 5' (10x30s)