# cluster: NGC6809 (M55) # radius["] log_surface_density err_log_surface_density 3 -0.7524 0.2085 9 -0.7747 0.189 18.5 -0.7728 0.07462 32.5 -0.8619 0.05459 50 -0.9078 0.04253 70 -1.023 0.04233 90 -1.091 0.03863 112.5 -1.208 0.0351 142.5 -1.309 0.02876 180 -1.462 0.02926 225 -1.656 0.03548 300 -1.96 0.06567 450 -2.408 0.05549 630 -2.857 0.05875 805 -3.022 0.03969 1000 -3.05 0.06504 1225 -3.123 0.08352