Length oa = 15 m 370 mm = 50 ft 14.567 in.
Length pp = 14.765 m
WL beam = 3.537 m
Draft at LCF = 0.61 m
Volume displacement = 10.10 cub.m
Block coefficient = 0.317
Midship area coefficient = 0.595
Waterplane area coefficient = 0.726
Prismatic coefficient = 0.714
Wetted area = 43.016 sq.m
1/2 angle of entrance = 14.5 degrees

L / B ratio = 4.17
B / T ratio = 5.80
L / power(V,1/3) = 6.83

Required speed = 20 knots

FrL = 0.85
FrB (beam) = 1.75
FrV (volume displacement) = 2.23

Engine's model -Twin Deutz TD229-6 - 109 kW at 2500 rpm
Transmission's model - ZF 45 A ( gear ratio 2.034 )

V max = 18.5 knots
Dopt = 0.546 m
Ne = 109 kW = 148 hp
Ne-15%Ne = 93 kW = 126 hp
n prop = 20.5 rps
P / D = 1.02
ADR = 0.86
ETAO = 0.697
ETAS = 0.651