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 |