Clupea — ORC Rating | RegattaPages

GPH

833.5

OSN

798

LOA

9.75 m

Displacement

12286 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.518

Medium

0.7448

High

0.9473

Triple Offshore

Low

0.6661

Medium

0.9252

High

1.1324

Boat Specifications

Dimensions

Length overall: 9.75 m
Beam: 3.03 m
Draft: 2.01 m
Displacement: 12286 kg
Crew weight: 593 kg
Wetted surface: 34.98 m²

Sails

Mainsail: 24.61 m²
Genoa: 31.84 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 0 m²

Design

Type: K-38
Designer: Classic
Year built: 1981

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.

6,44.2,3.473236,52,3.84,60,4.07,75,4.23,90,4.16,110,3.88,120,3.6,135,3.17,150,2.78,167,2.504182
8,42.6,4.15706,52,4.63,60,4.85,75,5.01,90,4.96,110,4.74,120,4.5,135,4.07,150,3.63,169.6,3.273783
10,41.4,4.639313,52,5.19,60,5.43,75,5.65,90,5.6,110,5.41,120,5.18,135,4.78,150,4.37,171.9,3.979703
12,41,5.0483,52,5.69,60,5.97,75,6.21,90,6.23,110,6.05,120,5.81,135,5.38,150,4.99,174.6,4.590372
14,41.2,5.488993,52,6.15,60,6.38,75,6.56,90,6.65,110,6.52,120,6.35,135,5.96,150,5.54,176,5.112454
16,40.8,5.865296,52,6.46,60,6.63,75,6.78,90,6.9,110,6.8,120,6.7,135,6.43,150,6.07,176,5.623699
20,38.7,6.21452,52,6.78,60,6.91,75,7.06,90,7.22,110,7.16,120,7.09,135,6.94,150,6.76,178.8,6.491424

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	3.84	4.07	4.23	4.16	3.88	3.6	3.17	2.78
8	4.63	4.85	5.01	4.96	4.74	4.5	4.07	3.63
10	5.19	5.43	5.65	5.6	5.41	5.18	4.78	4.37
12	5.69	5.97	6.21	6.23	6.05	5.81	5.38	4.99
14	6.15	6.38	6.56	6.65	6.52	6.35	5.96	5.54
16	6.46	6.63	6.78	6.9	6.8	6.7	6.43	6.07
20	6.78	6.91	7.06	7.22	7.16	7.09	6.94	6.76

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.2°	2.49	167°	2.44
8	42.6°	3.06	169.6°	3.22
10	41.4°	3.48	171.9°	3.94
12	41°	3.81	174.6°	4.57
14	41.2°	4.13	176°	5.1
16	40.8°	4.44	176°	5.61
20	38.7°	4.85	178.8°	6.49

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