Dimm Seeing Statistics by Month
Site |
Paranal |
---|
Year |
2021 |
Units |
arcsecs |
Percentiles |
5% |
10% |
15% |
20% |
25% |
50% |
75% |
90% |
95% |
97.5% |
99% |
99.5% |
mean |
std |
N |
JAN |
0.39 |
0.44 |
0.48 |
0.51 |
0.55 |
0.70 |
0.91 |
1.15 |
1.34 |
1.55 |
1.84 |
2.17 |
0.76 |
0.31 |
12309 |
FEB |
0.38 |
0.42 |
0.46 |
0.49 |
0.52 |
0.69 |
0.94 |
1.30 |
1.54 |
1.72 |
1.94 |
2.13 |
0.78 |
0.36 |
10527 |
MAR |
0.42 |
0.47 |
0.50 |
0.53 |
0.56 |
0.71 |
0.93 |
1.25 |
1.48 |
1.68 |
1.95 |
2.22 |
0.80 |
0.34 |
12729 |
APR |
0.44 |
0.49 |
0.53 |
0.56 |
0.59 |
0.75 |
1.04 |
1.37 |
1.63 |
2.05 |
2.50 |
2.71 |
0.87 |
0.41 |
10195 |
MAY |
0.36 |
0.42 |
0.46 |
0.49 |
0.53 |
0.69 |
0.93 |
1.22 |
1.49 |
1.75 |
2.06 |
2.23 |
0.77 |
0.36 |
10047 |
JUN |
0.38 |
0.43 |
0.47 |
0.50 |
0.54 |
0.70 |
0.96 |
1.30 |
1.57 |
2.10 |
2.55 |
2.73 |
0.81 |
0.42 |
10239 |
JUL |
0.41 |
0.46 |
0.50 |
0.54 |
0.57 |
0.71 |
0.94 |
1.25 |
1.49 |
1.76 |
2.06 |
2.23 |
0.80 |
0.35 |
12534 |
AUG |
0.49 |
0.55 |
0.60 |
0.64 |
0.68 |
0.96 |
1.39 |
1.89 |
2.19 |
2.43 |
2.67 |
2.79 |
1.10 |
0.53 |
11029 |
SEP |
0.40 |
0.45 |
0.48 |
0.51 |
0.54 |
0.70 |
0.90 |
1.14 |
1.35 |
1.55 |
1.87 |
2.08 |
0.76 |
0.31 |
12454 |
OCT |
0.45 |
0.49 |
0.53 |
0.56 |
0.59 |
0.76 |
1.01 |
1.38 |
1.66 |
1.93 |
2.28 |
2.47 |
0.86 |
0.39 |
11518 |
NOV |
0.41 |
0.46 |
0.50 |
0.53 |
0.56 |
0.69 |
0.88 |
1.19 |
1.51 |
1.84 |
2.23 |
2.55 |
0.78 |
0.36 |
10631 |
DEC |
0.39 |
0.44 |
0.48 |
0.51 |
0.54 |
0.69 |
0.96 |
1.38 |
1.67 |
1.92 |
2.19 |
2.40 |
0.81 |
0.40 |
9038 |
Anual |
0.40 |
0.46 |
0.50 |
0.53 |
0.56 |
0.72 |
0.97 |
1.33 |
1.61 |
1.90 |
2.28 |
2.51 |
0.82 |
0.39 |
133250 |