Model

Slope

J.

F.

M.

A.

M

J.

J.

A.

S.

O.

N.

D.

Koronakis Model

15˚

9

12

7

6

4

5

3.4

4.2

4.8

5.3

5.2

6.8

30˚

11.5

15

9

8

6.5

3.7

2.3

3.3

6

9

8.4

7.5

45˚

9

8

12

5

6

4.3

5

6.2

4.3

7.5

10

8.5

60˚

8

14

8.5

9

9

6

3.7

7.8

6.4

6.7

7.8

14

75˚

13

16

11

12

7

9

7

10.6

10

12.6

10.4

13.5

90˚

16

19

13

9

11.5

10.4

8.7

12

13

15.2

12

12.2

Badescu Model

15˚

9

12

7

6

4

5

3.4

4.2

4.8

5.3

5.2

6.8

30˚

11

15

9

8

6.5

3.7

2.3

3.3

6

9

8.4

6.5

45˚

9

8

12

5

6

4.3

5

6.2

4.3

7.5

10

7.5

60˚

8

14

8.5

9

9

6

3.7

7.8

6.4

6.7

7.8

14

75˚

11

15

9

8

6.5

3.7

2.3

3.3

6

9

8.4

10

90˚

9

8

12

5

6

4.3

5

6.2

4.3

7.5

10

17.2

Reindle et al. Model

15˚

8

14

8.5

9

9

6

3.7

7.8

6.4

6.7

7.8

14

30˚

13

16

11

12

7

9

7

10.6

10

12.6

10.4

11

45˚

11

15

9

8

6.5

3.7

2.3

3.3

6

9

8.4

8.5

60˚

9.5

8

12

5

6

4.3

5

6.2

4.3

7.5

10

7.5

75˚

8

14

8.5

9

9

6

3.7

7.8

6.4

6.7

7.8

14

90˚

11

15

9

8

6.5

3.7

2.3

3.3

6

9

8.4

6.5

Hay and Davies Model

15˚

9

8

12

5

6

4.3

5

6.2

4.3

7.5

10

11

30˚

8

14

8.5

9

9

6

3.7

7.8

6.4

6.7

7.8

12

45˚

13

16

11

12

7

9

7

10.6

10

12.6

10.4

13.5

60˚

16

19

13

9

11.5

10.4

8.7

12

13

15.2

12

9.5

75˚

11

15

9

8

6.5

3.7

2.3

3.3

6

9

8.4

11

90˚

9

8

12

5

6

4.3

5

6.2

4.3

7.5

10

8.5

Tian et al. Models

15˚

8.5

14

8.5

9

9

6

3.7

7.8

6.4

6.7

7.8

10

30˚

13

16

11

12

7

9

7

10.6

10

12.6

10.4

11

45˚

7.5

15

9

8

6.5

3.7

2.3

3.3

6

9

8.4

9.5

60˚

9

8

12

5

6

4.3

5

6.2

4.3

7.5

10

8

75˚

6.5

15

9

8

6.5

3.7

2.3

3.3

6

9

8.4

7.5

90˚

11

15

9

8

6.5

3.7

2.3

3.3

6

9

8.4

9