J & A — ORC Rating | RegattaPages

GPH

810.2

OSN

784.1

LOA

7.565 m

Displacement

2500 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5617

Medium

0.762

High

0.9102

Triple Offshore

Low

0.718

Medium

0.9417

High

1.0814

Boat Specifications

Dimensions

Length overall: 7.565 m
Beam: 2.82 m
Draft: 1.47 m
Displacement: 2500 kg
Crew weight: 371 kg
Wetted surface: 14.29 m²

Sails

Mainsail: 11.85 m²
Genoa: 15.43 m²
Spinnaker: 36.83 m²
Asymmetric spinnaker: 0 m²

Design

Type: Oceaan 25
Builder: K & S Polyboat
Designer: v.d.Stadt & Prtnrs
Year built: 1977

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.

6,43,3.431992,52,3.81,60,4.01,75,4.17,90,4.3,110,4.41,120,4.3,135,3.95,148.9,3.480223,150,3.44
8,41.5,4.005577,52,4.48,60,4.7,75,4.9,90,5.21,110,5.32,120,5.21,135,4.82,150,4.3,153.2,4.190073
10,41.8,4.480359,52,5.03,60,5.28,75,5.49,90,5.79,110,5.84,120,5.78,135,5.54,150,5.04,155.4,4.817231
12,42.3,4.948413,52,5.45,60,5.64,75,5.79,90,6.07,110,6.14,120,6.09,135,5.92,150,5.62,168.6,5.100629
14,41,5.233801,52,5.71,60,5.85,75,5.98,90,6.28,110,6.42,120,6.36,135,6.18,150,5.94,180,5.55
16,39.7,5.367822,52,5.85,60,6,75,6.15,90,6.42,110,6.71,120,6.66,135,6.46,150,6.19,180,5.88
20,40.2,5.44648,52,5.95,60,6.15,75,6.43,90,6.57,110,7.13,120,7.19,135,7.02,150,6.71,180,6.36

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	3.81	4.01	4.17	4.3	4.41	4.3	3.95	3.44
8	4.48	4.7	4.9	5.21	5.32	5.21	4.82	4.3
10	5.03	5.28	5.49	5.79	5.84	5.78	5.54	5.04
12	5.45	5.64	5.79	6.07	6.14	6.09	5.92	5.62
14	5.71	5.85	5.98	6.28	6.42	6.36	6.18	5.94
16	5.85	6	6.15	6.42	6.71	6.66	6.46	6.19
20	5.95	6.15	6.43	6.57	7.13	7.19	7.02	6.71

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	2.51	148.9°	2.98
8	41.5°	3	153.2°	3.74
10	41.8°	3.34	155.4°	4.38
12	42.3°	3.66	168.6°	5
14	41°	3.95	180°	5.55
16	39.7°	4.13	180°	5.88
20	40.2°	4.16	180°	6.36

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