BREJ — ORC Rating | RegattaPages

GPH

684.6

OSN

667

LOA

6.93 m

Displacement

824 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.605

Medium

0.7891

High

0.8937

Triple Offshore

Low

0.7776

Medium

0.9811

High

1.1091

Boat Specifications

Dimensions

Length overall: 6.93 m
Beam: 2.25 m
Draft: 1.38 m
Displacement: 824 kg
Crew weight: 277 kg
Wetted surface: 10.88 m²

Sails

Mainsail: 15.85 m²
Genoa: 9.9 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 44.93 m²

Design

Type: J 70
Builder: J BOATS
Designer: JOHNSTONE
Year built: 2012

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.

6,42.8,4.143214,52,4.63,60,4.95,75,5.17,90,5.43,110,5.53,120,5.37,135,4.83,145,4.345958,150,4.11
8,42,4.992297,52,5.55,60,5.75,75,5.92,90,6.17,110,6.3,120,6.21,135,5.87,148,5.294511,150,5.18
10,39.9,5.461666,52,6,60,6.15,75,6.3,90,6.44,110,6.95,120,6.9,135,6.47,150,5.92,150.5,5.894142
12,39.4,5.590543,52,6.14,60,6.38,75,6.72,90,6.8,110,7.4,120,7.68,135,7.16,148.5,6.485737,150,6.39
14,39.8,5.622924,52,6.18,60,6.46,75,6.99,90,7.31,110,7.76,120,8.26,135,8.06,145.2,7.343367,150,6.96
16,40.1,5.608419,52,6.18,60,6.48,75,7.1,90,7.74,110,8.19,120,8.77,135,9.1,143.5,8.347257,150,7.75
20,42,5.692026,52,6.23,60,6.58,75,7.21,90,8.04,110,8.91,120,9.77,135,11.38,140.6,11.646964,150,10.39

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.63	4.95	5.17	5.43	5.53	5.37	4.83	4.11
8	5.55	5.75	5.92	6.17	6.3	6.21	5.87	5.18
10	6	6.15	6.3	6.44	6.95	6.9	6.47	5.92
12	6.14	6.38	6.72	6.8	7.4	7.68	7.16	6.39
14	6.18	6.46	6.99	7.31	7.76	8.26	8.06	6.96
16	6.18	6.48	7.1	7.74	8.19	8.77	9.1	7.75
20	6.23	6.58	7.21	8.04	8.91	9.77	11.38	10.39

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.04	145°	3.56
8	42°	3.71	148°	4.49
10	39.9°	4.19	150.5°	5.13
12	39.4°	4.32	148.5°	5.53
14	39.8°	4.32	145.2°	6.03
16	40.1°	4.29	143.5°	6.71
20	42°	4.23	140.6°	9

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