effective diameter

11:35

3:03

4:51

3:54

9:11

2:43

9:09

00:51

12:12

17:48

4:41

12:53

1:00

3:15

10:10

5:27

3:23

1:12

1:02

3:36

7:38

10:14

13:36

3:26

6:10

8:54

4:29

6:48

4:29

2:13

4:24

8:25

2:59

5:21

5:35

3:02

8:15

34:48

2:59

8:41

3:06

4:08

10:40

23:42

1:22

10:13

11:01

15:17

17:42

3:40

4:51

4:24

2:36

40:30

18:05

00:50

4:21

9:37

2:30

16:02