Dimm Seeing Statistics by Month
Site |
Paranal |
---|
Year |
2019 |
Units |
arcsecs |
Percentiles |
5% |
10% |
15% |
20% |
25% |
50% |
75% |
90% |
95% |
97.5% |
99% |
99.5% |
mean |
std |
N |
JAN |
0.42 |
0.45 |
0.48 |
0.51 |
0.54 |
0.68 |
0.90 |
1.22 |
1.45 |
1.79 |
2.10 |
2.34 |
0.77 |
0.35 |
11160 |
FEB |
0.41 |
0.46 |
0.49 |
0.52 |
0.54 |
0.68 |
0.93 |
1.27 |
1.46 |
1.60 |
1.80 |
1.95 |
0.78 |
0.33 |
9414 |
MAR |
0.39 |
0.42 |
0.45 |
0.48 |
0.50 |
0.62 |
0.82 |
1.11 |
1.38 |
1.59 |
1.84 |
1.99 |
0.71 |
0.31 |
13208 |
APR |
0.35 |
0.40 |
0.43 |
0.46 |
0.49 |
0.66 |
0.94 |
1.46 |
1.82 |
2.18 |
2.59 |
2.75 |
0.80 |
0.47 |
11791 |
MAY |
0.46 |
0.51 |
0.55 |
0.58 |
0.62 |
0.79 |
1.09 |
1.50 |
1.79 |
2.09 |
2.36 |
2.51 |
0.91 |
0.42 |
12435 |
JUN |
0.41 |
0.47 |
0.51 |
0.56 |
0.60 |
0.84 |
1.16 |
1.53 |
1.76 |
2.01 |
2.36 |
2.62 |
0.93 |
0.44 |
12319 |
JUL |
0.38 |
0.43 |
0.47 |
0.50 |
0.53 |
0.67 |
0.87 |
1.16 |
1.53 |
1.94 |
2.33 |
2.58 |
0.76 |
0.38 |
12280 |
AUG |
0.40 |
0.46 |
0.50 |
0.53 |
0.56 |
0.71 |
1.03 |
1.46 |
1.75 |
2.05 |
2.39 |
2.57 |
0.85 |
0.44 |
14270 |
SEP |
0.47 |
0.54 |
0.59 |
0.63 |
0.67 |
0.87 |
1.19 |
1.70 |
2.02 |
2.30 |
2.55 |
2.71 |
1.00 |
0.48 |
11452 |
OCT |
0.46 |
0.52 |
0.56 |
0.60 |
0.63 |
0.80 |
1.08 |
1.47 |
1.80 |
2.05 |
2.30 |
2.48 |
0.91 |
0.41 |
10598 |
NOV |
0.44 |
0.48 |
0.51 |
0.53 |
0.55 |
0.67 |
0.84 |
1.04 |
1.22 |
1.42 |
1.75 |
1.89 |
0.73 |
0.26 |
12002 |
DEC |
0.39 |
0.43 |
0.47 |
0.50 |
0.53 |
0.65 |
0.81 |
1.01 |
1.17 |
1.32 |
1.53 |
1.64 |
0.70 |
0.24 |
11848 |
Anual |
0.41 |
0.46 |
0.49 |
0.53 |
0.56 |
0.71 |
0.97 |
1.35 |
1.65 |
1.93 |
2.28 |
2.49 |
0.81 |
0.40 |
142777 |