B 612 — ORC Rating | RegattaPages

GPH

555.8

OSN

541.2

LOA

11.3 m

Displacement

5187 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.8319

Medium

1.1025

High

1.249

Triple Offshore

Low

1.0749

Medium

1.3639

High

1.5271

Boat Specifications

Dimensions

Length overall: 11.3 m
Beam: 3.7 m
Draft: 2.5 m
Displacement: 5187 kg
Crew weight: 745 kg
Wetted surface: 31.91 m²

Sails

Mainsail: 58.87 m²
Genoa: 44.04 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 165.89 m²

Design

Type: K 37
Builder: MARTINOLI MARINE
Designer: JUAN YACHT DESIGN
Year built: 2010

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.

6,43.3,5.317594,52,5.93,60,6.28,75,6.56,90,6.5,110,6.55,120,6.39,135,5.68,143.2,5.170273,150,4.78
8,42.5,6.46975,52,7.17,60,7.4,75,7.54,90,7.56,110,7.74,120,7.63,135,7.14,146.1,6.264968,150,6.01
10,40,6.905605,52,7.61,60,7.83,75,8.04,90,8.02,110,8.31,120,8.33,135,7.92,148.5,7.236347,150,7.12
12,38.9,7.002953,52,7.73,60,7.96,75,8.33,90,8.53,110,8.69,120,9,135,8.57,150,7.87,151.7,7.745798
14,38.5,7.091672,52,7.8,60,8.04,75,8.48,90,8.96,110,9.1,120,9.48,135,9.37,149,8.446426,150,8.36
16,37.9,7.185546,52,7.91,60,8.14,75,8.58,90,9.19,110,9.47,120,9.94,135,10.4,146.3,9.339457,150,8.97
20,38.6,7.229497,52,7.97,60,8.28,75,8.91,90,9.41,110,10.43,120,11.06,135,12.56,139.2,12.417518,150,10.86

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.93	6.28	6.56	6.5	6.55	6.39	5.68	4.78
8	7.17	7.4	7.54	7.56	7.74	7.63	7.14	6.01
10	7.61	7.83	8.04	8.02	8.31	8.33	7.92	7.12
12	7.73	7.96	8.33	8.53	8.69	9	8.57	7.87
14	7.8	8.04	8.48	8.96	9.1	9.48	9.37	8.36
16	7.91	8.14	8.58	9.19	9.47	9.94	10.4	8.97
20	7.97	8.28	8.91	9.41	10.43	11.06	12.56	10.86

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.3°	3.87	143.2°	4.14
8	42.5°	4.77	146.1°	5.2
10	40°	5.29	148.5°	6.17
12	38.9°	5.45	151.7°	6.82
14	38.5°	5.55	149°	7.24
16	37.9°	5.67	146.3°	7.77
20	38.6°	5.65	139.2°	9.4

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