DARK & STORMY — ORC Rating

GPH

570.1

OSN

554.2

LOA

11.56 m

Displacement

4685 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.815

Medium

1.0886

High

1.2444

Triple Offshore

Low

1.047

Medium

1.3289

High

1.4928

Boat Specifications

Dimensions

Length overall: 11.56 m
Beam: 3.45 m
Draft: 2.73 m
Displacement: 4685 kg
Crew weight: 780 kg
Wetted surface: 27.71 m²

Sails

Mainsail: 50.03 m²
Genoa: 31.31 m²
Spinnaker: 103.86 m²
Asymmetric spinnaker: 0 m²

Design

Type: Murray 37
Builder: PACESETTER
Designer: Ian MURRAY
Year built: 1993

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.

6,41.6,5.228684,52,5.88,60,6.18,75,6.43,90,6.33,110,6.26,120,6.06,135,5.43,143.3,4.939038,150,4.57
8,40.2,6.218938,52,6.96,60,7.17,75,7.31,90,7.32,110,7.4,120,7.27,135,6.73,146.5,5.972041,150,5.75
10,37.8,6.694889,52,7.42,60,7.59,75,7.74,90,7.75,110,7.96,120,7.88,135,7.53,150,6.8,150.6,6.760683
12,36.8,6.843743,52,7.58,60,7.79,75,8.07,90,8.14,110,8.4,120,8.47,135,8.06,150,7.51,157.4,7.170631
14,36.3,6.923693,52,7.66,60,7.89,75,8.31,90,8.56,110,8.73,120,9.06,135,8.67,150,8.01,180,7.23
16,35.5,7.001463,52,7.72,60,7.95,75,8.44,90,8.92,110,9.07,120,9.47,135,9.36,150,8.56,180,7.75
20,35.7,7.092866,52,7.87,60,8.16,75,8.61,90,9.29,110,9.73,120,10.25,135,11.17,150,9.92,180,8.77

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.88	6.18	6.43	6.33	6.26	6.06	5.43	4.57
8	6.96	7.17	7.31	7.32	7.4	7.27	6.73	5.75
10	7.42	7.59	7.74	7.75	7.96	7.88	7.53	6.8
12	7.58	7.79	8.07	8.14	8.4	8.47	8.06	7.51
14	7.66	7.89	8.31	8.56	8.73	9.06	8.67	8.01
16	7.72	7.95	8.44	8.92	9.07	9.47	9.36	8.56
20	7.87	8.16	8.61	9.29	9.73	10.25	11.17	9.92

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.6°	3.91	143.3°	3.96
8	40.2°	4.75	146.5°	4.98
10	37.8°	5.29	150.6°	5.89
12	36.8°	5.48	157.4°	6.62
14	36.3°	5.58	180°	7.23
16	35.5°	5.7	180°	7.75
20	35.7°	5.76	180°	8.77

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