Miss Helen — ORC Rating

GPH

621.9

OSN

604.3

LOA

10.68 m

Displacement

5679 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6633

Medium

0.8894

High

1.0134

Triple Offshore

Low

0.8516

Medium

1.0857

High

1.2017

Boat Specifications

Dimensions

Length overall: 10.68 m
Beam: 3.46 m
Draft: 2.23 m
Displacement: 5679 kg
Crew weight: 625 kg
Wetted surface: 26.77 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: BruceFarr
Year built: 2002

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.

6,42.3,4.988974,52,5.55,60,5.81,75,5.98,90,5.86,110,5.57,120,5.39,135,4.83,143.8,4.349656,150,4.06
8,40.3,5.795442,52,6.46,60,6.66,75,6.78,90,6.74,110,6.68,120,6.52,135,5.97,148.9,5.232012,150,5.18
10,38.8,6.274556,52,6.94,60,7.1,75,7.21,90,7.21,110,7.28,120,7.19,135,6.81,150,6.13,152.4,6.003135
12,37.8,6.441774,52,7.15,60,7.32,75,7.48,90,7.52,110,7.68,120,7.61,135,7.32,150,6.85,157.8,6.52359
14,37.5,6.529247,52,7.23,60,7.42,75,7.67,90,7.78,110,8.02,120,7.99,135,7.71,150,7.33,170.4,6.744449
16,37.3,6.574701,52,7.29,60,7.48,75,7.78,90,8,110,8.29,120,8.34,135,8.09,150,7.69,177.7,7.155765
20,38,6.675036,52,7.34,60,7.56,75,7.93,90,8.29,110,8.61,120,8.98,135,8.9,150,8.42,178.6,7.862347
24,39.1,6.674859,52,7.34,60,7.57,75,8.02,90,8.48,110,8.78,120,9.39,135,9.96,150,9.28,178.3,8.553765

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.55	5.81	5.98	5.86	5.57	5.39	4.83	4.06
8	6.46	6.66	6.78	6.74	6.68	6.52	5.97	5.18
10	6.94	7.1	7.21	7.21	7.28	7.19	6.81	6.13
12	7.15	7.32	7.48	7.52	7.68	7.61	7.32	6.85
14	7.23	7.42	7.67	7.78	8.02	7.99	7.71	7.33
16	7.29	7.48	7.78	8	8.29	8.34	8.09	7.69
20	7.34	7.56	7.93	8.29	8.61	8.98	8.9	8.42
24	7.34	7.57	8.02	8.48	8.78	9.39	9.96	9.28

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.3°	3.69	143.8°	3.51
8	40.3°	4.42	148.9°	4.48
10	38.8°	4.89	152.4°	5.32
12	37.8°	5.09	157.8°	6.04
14	37.5°	5.18	170.4°	6.65
16	37.3°	5.23	177.7°	7.15
20	38°	5.26	178.6°	7.86
24	39.1°	5.18	178.3°	8.55

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