Seeing for Ashburn

Sun 2018-02-18 to Mon 2018-02-19
Sky
Hour (EST) Clouds
Best values are marked
arc sec.
19 0 2.48
20 12 2.48
21 25 2.57
22 37 2.49
23 46 2.39
0 54 2.35
1 63 2.31
2 61 2.20
3 70 2.03
4 94 1.89
5 92 1.81
6 89 1.76
7 86 1.72
8 83 1.68
9 89 1.63
10 96 1.59
11 98 1.54
12 99 1.47
13 100 1.38
14 100 1.25
15 100 1.11
16 100 1.03
17 88 0.99
18 76 0.96