JOGY — ORC Rating | RegattaPages

GPH

656.5

OSN

642.5

LOA

9.45 m

Displacement

3712 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7269

Medium

0.9454

High

1.0539

Triple Offshore

Low

0.9303

Medium

1.1453

High

1.2523

Boat Specifications

Dimensions

Length overall: 9.45 m
Beam: 3 m
Draft: 1.59 m
Displacement: 3712 kg
Crew weight: 475 kg
Wetted surface: 19.23 m²

Sails

Mainsail: 34.02 m²
Genoa: 31.12 m²
Spinnaker: 74.33 m²
Asymmetric spinnaker: 0 m²

Design

Type: FINNGULF 31
Builder: Finngulf Marine
Designer: H. Södergren
Year built: 1983

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.

6,41.9,4.662026,52,5.23,60,5.52,75,5.75,90,5.71,110,5.55,120,5.4,135,4.92,146.8,4.326188,150,4.18
8,41.8,5.499842,52,6.07,60,6.26,75,6.38,90,6.4,110,6.44,120,6.35,135,5.97,150,5.18,150.8,5.132188
10,40.4,5.882829,52,6.4,60,6.55,75,6.68,90,6.72,110,6.85,120,6.78,135,6.55,150,6.05,153.5,5.899874
12,39.2,5.961717,52,6.53,60,6.69,75,6.89,90,6.98,110,7.2,120,7.17,135,6.91,150,6.58,168.8,6.055323
14,39.1,6.043453,52,6.59,60,6.77,75,7.05,90,7.23,110,7.52,120,7.56,135,7.29,150,6.92,180,6.47
16,39.1,6.069225,52,6.62,60,6.81,75,7.15,90,7.45,110,7.71,120,7.92,135,7.7,150,7.27,180,6.82
20,39.4,6.121127,52,6.67,60,6.86,75,7.24,90,7.72,110,8.02,120,8.35,135,8.49,150,8.03,180,7.51

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.23	5.52	5.75	5.71	5.55	5.4	4.92	4.18
8	6.07	6.26	6.38	6.4	6.44	6.35	5.97	5.18
10	6.4	6.55	6.68	6.72	6.85	6.78	6.55	6.05
12	6.53	6.69	6.89	6.98	7.2	7.17	6.91	6.58
14	6.59	6.77	7.05	7.23	7.52	7.56	7.29	6.92
16	6.62	6.81	7.15	7.45	7.71	7.92	7.7	7.27
20	6.67	6.86	7.24	7.72	8.02	8.35	8.49	8.03

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.9°	3.47	146.8°	3.62
8	41.8°	4.1	150.8°	4.48
10	40.4°	4.48	153.5°	5.28
12	39.2°	4.62	168.8°	5.94
14	39.1°	4.69	180°	6.47
16	39.1°	4.71	180°	6.82
20	39.4°	4.73	180°	7.51

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