CAHOOTS — ORC Rating | RegattaPages

GPH

654

OSN

638.2

LOA

10.324 m

Displacement

5058 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6393

Medium

0.8451

High

0.9579

Triple Offshore

Low

0.818

Medium

1.0274

High

1.1334

Boat Specifications

Dimensions

Length overall: 10.324 m
Beam: 3.41 m
Draft: 1.86 m
Displacement: 5058 kg
Crew weight: 589 kg
Wetted surface: 23.4 m²

Sails

Mainsail: 26.6 m²
Genoa: 49.77 m²
Spinnaker: 91.61 m²
Asymmetric spinnaker: 0 m²

Design

Type: PETERSON 34
Builder: ISLAND YACHTS
Designer: PETERSON, DOUG
Year built: 1976

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.

6,42,4.642433,52,5.19,60,5.46,75,5.7,90,5.64,110,5.35,120,5.22,135,4.8,147,4.244813,150,4.11
8,41.2,5.40925,52,6.08,60,6.29,75,6.44,90,6.45,110,6.4,120,6.3,135,5.85,150,5.1,151,5.053625
10,40.5,5.957344,52,6.51,60,6.65,75,6.77,90,6.8,110,6.88,120,6.83,135,6.58,150,6,151,5.945441
12,39.4,6.134068,52,6.69,60,6.84,75,6.99,90,7.05,110,7.21,120,7.18,135,6.97,150,6.62,160,6.246724
14,38.6,6.205852,52,6.78,60,6.95,75,7.17,90,7.27,110,7.53,120,7.54,135,7.31,150,6.97,180,6.46
16,38.2,6.247957,52,6.83,60,7.02,75,7.31,90,7.48,110,7.74,120,7.89,135,7.69,150,7.28,180,6.85
20,38.2,6.247957,52,6.86,60,7.07,75,7.45,90,7.82,110,8.04,120,8.35,135,8.42,150,7.98,180,7.46

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.19	5.46	5.7	5.64	5.35	5.22	4.8	4.11
8	6.08	6.29	6.44	6.45	6.4	6.3	5.85	5.1
10	6.51	6.65	6.77	6.8	6.88	6.83	6.58	6
12	6.69	6.84	6.99	7.05	7.21	7.18	6.97	6.62
14	6.78	6.95	7.17	7.27	7.53	7.54	7.31	6.97
16	6.83	7.02	7.31	7.48	7.74	7.89	7.69	7.28
20	6.86	7.07	7.45	7.82	8.04	8.35	8.42	7.98

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.45	147°	3.56
8	41.2°	4.07	151°	4.42
10	40.5°	4.53	151°	5.2
12	39.4°	4.74	160°	5.87
14	38.6°	4.85	180°	6.46
16	38.2°	4.91	180°	6.85
20	38.2°	4.91	180°	7.46

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