Driftkikker — ORC Rating

GPH

738.9

OSN

716.2

LOA

7.42 m

Displacement

1350 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5675

Medium

0.7555

High

0.8421

Triple Offshore

Low

0.7221

Medium

0.9111

High

1.0054

Boat Specifications

Dimensions

Length overall: 7.42 m
Beam: 2.73 m
Draft: 1.47 m
Displacement: 1350 kg
Crew weight: 270 kg
Wetted surface: 11.64 m²

Sails

Mainsail: 11.49 m²
Genoa: 19.4 m²
Spinnaker: 39.67 m²
Asymmetric spinnaker: 0 m²

Design

Type: Drifter 25 *1.48
Builder: Dekker
Designer: L.Hoogmoed
Year built: 1978
Stability index: 113.4

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.

6,42.1,4.124123,52,4.62,60,4.82,75,4.93,90,4.81,110,4.8,120,4.66,135,4.23,147.1,3.692147,150,3.58
8,40.6,4.833582,52,5.34,60,5.49,75,5.58,90,5.54,110,5.66,120,5.57,135,5.18,150,4.57,150.9,4.532074
10,38.2,5.15361,52,5.67,60,5.79,75,5.9,90,5.95,110,6.1,120,6.05,135,5.81,150,5.37,154.2,5.198159
12,37.2,5.297981,52,5.85,60,5.99,75,6.14,90,6.19,110,6.46,120,6.44,135,6.21,150,5.88,164.6,5.487009
14,37.2,5.360753,52,5.94,60,6.11,75,6.33,90,6.42,110,6.77,120,6.81,135,6.6,150,6.24,177.2,5.766885
16,37.8,5.416659,52,5.98,60,6.17,75,6.47,90,6.64,110,7.05,120,7.2,135,7.01,150,6.6,177.2,6.117303
20,39.4,5.422309,52,5.97,60,6.19,75,6.6,90,6.97,110,7.44,120,8,135,8.2,150,7.45,177.5,6.786459

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.62	4.82	4.93	4.81	4.8	4.66	4.23	3.58
8	5.34	5.49	5.58	5.54	5.66	5.57	5.18	4.57
10	5.67	5.79	5.9	5.95	6.1	6.05	5.81	5.37
12	5.85	5.99	6.14	6.19	6.46	6.44	6.21	5.88
14	5.94	6.11	6.33	6.42	6.77	6.81	6.6	6.24
16	5.98	6.17	6.47	6.64	7.05	7.2	7.01	6.6
20	5.97	6.19	6.6	6.97	7.44	8	8.2	7.45

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.1°	3.06	147.1°	3.1
8	40.6°	3.67	150.9°	3.96
10	38.2°	4.05	154.2°	4.68
12	37.2°	4.22	164.6°	5.29
14	37.2°	4.27	177.2°	5.76
16	37.8°	4.28	177.2°	6.11
20	39.4°	4.19	177.5°	6.78

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