Second First — ORC Rating

GPH

640.9

OSN

621.6

LOA

9.982 m

Displacement

4622 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7118

Medium

0.9725

High

1.1197

Triple Offshore

Low

0.9165

Medium

1.1908

High

1.3338

Boat Specifications

Dimensions

Length overall: 9.982 m
Beam: 3.37 m
Draft: 2 m
Displacement: 4622 kg
Crew weight: 589 kg
Wetted surface: 23.59 m²

Sails

Mainsail: 34.96 m²
Genoa: 24.75 m²
Spinnaker: 82.15 m²
Asymmetric spinnaker: 0 m²

Design

Type: First 34.7
Builder: Beneteau
Designer: Bruce Farr
Year built: 2005

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.

6,42.5,4.435237,52,4.96,60,5.23,75,5.45,90,5.51,110,5.59,120,5.44,135,4.95,145.6,4.399395,150,4.19
8,40.9,5.225881,52,5.92,60,6.21,75,6.43,90,6.61,110,6.7,120,6.57,135,6.07,149.9,5.259195,150,5.25
10,40.7,5.948814,52,6.6,60,6.79,75,6.93,90,7.11,110,7.23,120,7.15,135,6.86,150,6.2,151.2,6.139403
12,39,6.266519,52,6.92,60,7.08,75,7.22,90,7.33,110,7.61,120,7.56,135,7.28,150,6.89,158.7,6.5365
14,38.7,6.419535,52,7.06,60,7.24,75,7.45,90,7.51,110,7.98,120,7.98,135,7.67,150,7.28,180,6.7
16,38.6,6.474558,52,7.12,60,7.32,75,7.64,90,7.78,110,8.21,120,8.42,135,8.11,150,7.64,180,7.14
20,38.5,6.542227,52,7.16,60,7.36,75,7.81,90,8.24,110,8.6,120,9.02,135,9.08,150,8.46,180,7.84

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.96	5.23	5.45	5.51	5.59	5.44	4.95	4.19
8	5.92	6.21	6.43	6.61	6.7	6.57	6.07	5.25
10	6.6	6.79	6.93	7.11	7.23	7.15	6.86	6.2
12	6.92	7.08	7.22	7.33	7.61	7.56	7.28	6.89
14	7.06	7.24	7.45	7.51	7.98	7.98	7.67	7.28
16	7.12	7.32	7.64	7.78	8.21	8.42	8.11	7.64
20	7.16	7.36	7.81	8.24	8.6	9.02	9.08	8.46

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.5°	3.27	145.6°	3.63
8	40.9°	3.95	149.9°	4.55
10	40.7°	4.51	151.2°	5.38
12	39°	4.87	158.7°	6.09
14	38.7°	5.01	180°	6.7
16	38.6°	5.06	180°	7.14
20	38.5°	5.12	180°	7.84

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