Miss Helen — ORC Rating

GPH

626.3

OSN

608.4

LOA

10.68 m

Displacement

5679 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6513

Medium

0.8833

High

1.0117

Triple Offshore

Low

0.8395

Medium

1.081

High

1.2014

Boat Specifications

Dimensions

Length overall: 10.68 m
Beam: 3.46 m
Draft: 2.23 m
Displacement: 5679 kg
Crew weight: 644 kg
Wetted surface: 26.69 m²

Sails

Mainsail: 39.19 m²
Genoa: 41.29 m²
Spinnaker: 82.93 m²
Asymmetric spinnaker: 0 m²

Design

Type: First 36.7
Builder: Beneteau
Designer: Bruce Farr
Year built: 2002
Stability index: 114.9

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.

6,42.4,4.780248,52,5.36,60,5.65,75,5.88,90,5.81,110,5.55,120,5.38,135,4.85,145.1,4.328467,150,4.09
8,41.2,5.648479,52,6.33,60,6.59,75,6.76,90,6.75,110,6.7,120,6.53,135,5.96,150,5.18,150.2,5.162685
10,40.2,6.271308,52,6.91,60,7.07,75,7.19,90,7.21,110,7.29,120,7.2,135,6.83,150,6.12,152,6.013947
12,38.7,6.470788,52,7.14,60,7.3,75,7.45,90,7.5,110,7.67,120,7.59,135,7.32,150,6.88,157.4,6.55322
14,38.1,6.557085,52,7.23,60,7.41,75,7.66,90,7.77,110,8.04,120,7.98,135,7.68,150,7.32,170,6.78305
16,38.2,6.629706,52,7.27,60,7.46,75,7.78,90,8.03,110,8.33,120,8.4,135,8.09,150,7.67,178.1,7.163939
20,38.2,6.667881,52,7.3,60,7.5,75,7.89,90,8.37,110,8.7,120,9.08,135,8.97,150,8.45,179,7.851196

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.36	5.65	5.88	5.81	5.55	5.38	4.85	4.09
8	6.33	6.59	6.76	6.75	6.7	6.53	5.96	5.18
10	6.91	7.07	7.19	7.21	7.29	7.2	6.83	6.12
12	7.14	7.3	7.45	7.5	7.67	7.59	7.32	6.88
14	7.23	7.41	7.66	7.77	8.04	7.98	7.68	7.32
16	7.27	7.46	7.78	8.03	8.33	8.4	8.09	7.67
20	7.3	7.5	7.89	8.37	8.7	9.08	8.97	8.45

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.53	145.1°	3.55
8	41.2°	4.25	150.2°	4.48
10	40.2°	4.79	152°	5.31
12	38.7°	5.05	157.4°	6.05
14	38.1°	5.16	170°	6.68
16	38.2°	5.21	178.1°	7.16
20	38.2°	5.24	179°	7.85

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