Dimm Seeing Statistics by Month

     Site        Paranal  
Year 2022
Units arcsecs
Percentiles 5% 10% 15% 20% 25% 50% 75% 90% 95% 97.5% 99% 99.5% mean std N
JAN 0.39 0.46 0.49 0.52 0.55 0.68 0.89 1.18 1.45 1.72 2.08 2.24 0.77 0.34 10972
FEB 0.39 0.43 0.48 0.52 0.56 0.69 0.88 1.12 1.31 1.49 1.68 1.85 0.75 0.29 11076
MAR 0.40 0.44 0.47 0.50 0.53 0.66 0.86 1.06 1.20 1.36 1.58 1.81 0.72 0.27 11689
APR 0.49 0.53 0.57 0.60 0.64 0.85 1.18 1.59 1.82 2.02 2.22 2.31 0.96 0.42 11528
MAY 0.38 0.43 0.49 0.54 0.57 0.76 1.04 1.38 1.65 1.92 2.16 2.30 0.85 0.39 12958
JUN 0.41 0.48 0.55 0.61 0.66 0.94 1.41 1.79 2.00 2.17 2.36 2.41 1.06 0.50 7220
JUL 0.38 0.43 0.48 0.51 0.54 0.69 0.95 1.39 1.93 2.19 2.35 2.42 0.82 0.44 8907
AUG 0.40 0.45 0.49 0.52 0.55 0.69 0.93 1.34 1.59 1.79 2.01 2.14 0.80 0.37 13965
SEP 0.48 0.55 0.59 0.63 0.66 0.83 1.07 1.38 1.58 1.77 1.96 2.11 0.90 0.34 12340
OCT 0.41 0.45 0.49 0.51 0.54 0.70 0.91 1.20 1.42 1.60 1.92 2.06 0.77 0.32 12735
NOV 0.38 0.43 0.47 0.51 0.54 0.68 0.94 1.24 1.47 1.75 2.02 2.18 0.78 0.35 11424
DEC 0.43 0.47 0.51 0.54 0.57 0.73 1.02 1.37 1.57 1.80 2.16 2.33 0.84 0.38 10698
Anual 0.40 0.46 0.50 0.54 0.57 0.73 0.99 1.35 1.61 1.85 2.12 2.27 0.83 0.38 135512