Table 1
Various empirical equation for determining parameter 
| Formula |  parameter |
|---|---|
| Meyer-Peter & Müller (1984) |  |
| Fernandez Luque & Van Beek (1976) |  |
| Nielsen (1992) |  |
| Camenen & Larson (2005) |  |
| Formula | parameter |
|---|---|
| Meyer-Peter & Müller (1984) | |
| Fernandez Luque & Van Beek (1976) | |
| Nielsen (1992) | |
| Camenen & Larson (2005) | |