Side-by-side despatch payable under all time saved vs all working time saved.
Formula
$$ \text{ATS} = (\text{Allowed} - \text{Elapsed}) \times \text{Rate}; \quad \text{AWTS} = (\text{Allowed} - (\text{Elapsed} - \text{Excluded})) \times \text{Rate} $$
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $Allowed$ | Laytime allowed | h | Charter party |
| $Elapsed$ | Clock hours commencement to completion | h | SoF |
| $Excluded$ | Hours excluded from counted laytime | h | SoF |
| $Rate$ | Despatch rate per day | USD/d | Charter party |
Sources
- John Schofield, Laytime and Demurrage, 8th ed..