42
45:19
artificial light
42
45:19
38
48:54
38
6:28
33
3:52
38
9:27
37
18:50
39
6:18
41
31:51
32
19:16
41
9:11
57
6:46
35
4:11
40
29:51
33
6:37
30
10:07
38
3:49
38
2:48
38
39:14
39
2:51
43
12:34
38
31:28
36
8:25
40
1:00:55
31
14:01
37
5:53
30
24:17
36
9:05
34
3:44
34
23:03
32
23:38
31
6:44
31
1:02:59
34
4:09
34
8:22
30
10:21
42
3:21
36
5:44
32
7:53
37
16:33
38
8:40
34
2:00
44
4:39
38
2:30:35
38
2:03:33
33
6:29
37
40:22
30
7:08
35
18:05
31
14:27
39
1:01:09