Seeing for Ashburn

Mon 2019-06-17 to Tue 2019-06-18
Sky
Hour (EDT) Clouds
Best values are marked
arc sec.
13 50 1.27
14 75 1.29
15 62 1.31
16 50 1.39
17 55 1.44
18 54 1.49
19 72 1.51
20 89 1.51
21 66 1.45
22 68 1.46
23 96 1.42
0 86 1.38
1 91 1.34
2 96 1.33
3 94 1.37
4 92 1.33
5 99 1.27
6 86 1.24
7 81 1.23
8 77 1.19
9 64 1.14
10 51 1.12
11 38 1.19
12 30 1.13