Poking around I found the numbers 6300 liters pr hour at ~20 knots for optimal fuel consumption and 13600 liters pr hour at 31 knots at full engines. That brea

Poking around I found the numbers 6300 liters pr hour at ~20 knots for optimal fuel consumption and 13600 liters pr hour at 31 knots at full engines. That breaks down to 170 liters per km optimally or 237 liters per km at full engines.