Dikke Druyff — ORC Rating

GPH

663.7

OSN

638.9

LOA

13.64 m

Displacement

16784 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5905

Medium

0.8269

High

0.9993

Triple Offshore

Low

0.7625

Medium

1.0312

High

1.1934

Boat Specifications

Dimensions

Length overall: 13.64 m
Beam: 4.08 m
Draft: 2.15 m
Displacement: 16784 kg
Crew weight: 790 kg
Wetted surface: 49.44 m²

Sails

Mainsail: 45.09 m²
Genoa: 49.28 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 142.14 m²

Design

Type: Koopmans 44
Builder: J.Tholen, Oisterwijk Nederland
Designer: D. Koopmans
Year built: 1997

Velocity Prediction

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into WX Navigator or compatible navigation software.

6,44.4,4.170908,52,4.59,60,4.86,75,5,90,5.21,110,5.32,120,5.15,135,4.62,144.9,4.167941,150,3.93
8,42.2,4.994569,52,5.55,60,5.79,75,5.96,90,6.29,110,6.45,120,6.28,135,5.78,146.7,5.216513,150,5.03
10,40.6,5.584302,52,6.24,60,6.49,75,6.69,90,7.08,110,7.25,120,7.15,135,6.71,146.6,6.132854,150,5.92
12,40,6.070144,52,6.77,60,7,75,7.2,90,7.54,110,7.72,120,7.66,135,7.38,150,6.73,154.1,6.514312
14,39.7,6.420591,52,7.13,60,7.33,75,7.51,90,7.8,110,8.02,120,8,135,7.8,150,7.33,161,6.863958
16,39.5,6.66127,52,7.35,60,7.54,75,7.73,90,7.93,110,8.27,120,8.28,135,8.11,150,7.73,172.7,7.117693
20,39.3,6.861882,52,7.57,60,7.78,75,8.02,90,8.12,110,8.63,120,8.76,135,8.63,150,8.29,178.8,7.831718
24,39.7,6.940477,52,7.63,60,7.86,75,8.2,90,8.38,110,8.84,120,9.17,135,9.12,150,8.79,179,8.351272

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.59	4.86	5	5.21	5.32	5.15	4.62	3.93
8	5.55	5.79	5.96	6.29	6.45	6.28	5.78	5.03
10	6.24	6.49	6.69	7.08	7.25	7.15	6.71	5.92
12	6.77	7	7.2	7.54	7.72	7.66	7.38	6.73
14	7.13	7.33	7.51	7.8	8.02	8	7.8	7.33
16	7.35	7.54	7.73	7.93	8.27	8.28	8.11	7.73
20	7.57	7.78	8.02	8.12	8.63	8.76	8.63	8.29
24	7.63	7.86	8.2	8.38	8.84	9.17	9.12	8.79

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.4°	2.98	144.9°	3.41
8	42.2°	3.7	146.7°	4.36
10	40.6°	4.24	146.6°	5.12
12	40°	4.65	154.1°	5.86
14	39.7°	4.94	161°	6.49
16	39.5°	5.14	172.7°	7.06
20	39.3°	5.31	178.8°	7.83
24	39.7°	5.34	179°	8.35

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