JOY — ORC Rating | RegattaPages

GPH

667.1

OSN

650.8

LOA

10.4 m

Displacement

4050 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6791

Medium

0.9187

High

1.0611

Triple Offshore

Low

0.8877

Medium

1.1416

High

1.2705

Boat Specifications

Dimensions

Length overall: 10.4 m
Beam: 2.63 m
Draft: 1.69 m
Displacement: 4050 kg
Crew weight: 250 kg
Wetted surface: 22.79 m²

Sails

Mainsail: 25.09 m²
Genoa: 21.26 m²
Spinnaker: 68.36 m²
Asymmetric spinnaker: 0 m²

Design

Type: LARSEN 34
Builder: NYBOAT
Designer: LARSEN
Year built: 1982

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.

6,43.5,4.480445,52,5.01,60,5.35,75,5.68,90,5.65,110,5.27,120,5.12,135,4.58,145.8,3.989938,150,3.8
8,42,5.261424,52,5.94,60,6.3,75,6.59,90,6.57,110,6.42,120,6.27,135,5.65,149.8,4.859565,150,4.85
10,41.6,5.736843,52,6.44,60,6.72,75,6.96,90,6.99,110,7.01,120,6.95,135,6.63,148.3,5.935513,150,5.83
12,40.6,5.966247,52,6.64,60,6.88,75,7.13,90,7.23,110,7.32,120,7.31,135,7.1,150,6.66,155.8,6.391702
14,40.1,6.079056,52,6.74,60,6.97,75,7.23,90,7.42,110,7.53,120,7.65,135,7.45,150,7.09,173.2,6.485623
16,40,6.148468,52,6.8,60,7.01,75,7.3,90,7.58,110,7.85,120,7.94,135,7.84,150,7.41,180,6.93
20,39.4,6.250537,52,6.88,60,7.06,75,7.39,90,7.78,110,8.26,120,8.49,135,8.75,150,8.19,180,7.58

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.01	5.35	5.68	5.65	5.27	5.12	4.58	3.8
8	5.94	6.3	6.59	6.57	6.42	6.27	5.65	4.85
10	6.44	6.72	6.96	6.99	7.01	6.95	6.63	5.83
12	6.64	6.88	7.13	7.23	7.32	7.31	7.1	6.66
14	6.74	6.97	7.23	7.42	7.53	7.65	7.45	7.09
16	6.8	7.01	7.3	7.58	7.85	7.94	7.84	7.41
20	6.88	7.06	7.39	7.78	8.26	8.49	8.75	8.19

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.25	145.8°	3.3
8	42°	3.91	149.8°	4.2
10	41.6°	4.29	148.3°	5.05
12	40.6°	4.53	155.8°	5.83
14	40.1°	4.65	173.2°	6.44
16	40°	4.71	180°	6.93
20	39.4°	4.83	180°	7.58

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