TRUWEN — ORC Rating | RegattaPages

GPH

654.6

OSN

637.7

LOA

11.659 m

Displacement

8562 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7094

Medium

0.9432

High

1.0834

Triple Offshore

Low

0.9074

Medium

1.1604

High

1.2897

Boat Specifications

Dimensions

Length overall: 11.659 m
Beam: 3.52 m
Draft: 1.99 m
Displacement: 8562 kg
Crew weight: 606 kg
Wetted surface: 29.7 m²

Sails

Mainsail: 32.51 m²
Genoa: 60.62 m²
Spinnaker: 109.82 m²
Asymmetric spinnaker: 0 m²

Design

Type: SWAN 38
Builder: NAUTOR
Designer: S+S
Year built: 1974

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.

6,42.4,4.590664,52,5.11,60,5.35,75,5.54,90,5.49,110,5.27,120,5.15,135,4.73,147,4.209042,150,4.07
8,41.4,5.305881,52,5.98,60,6.27,75,6.46,90,6.43,110,6.38,120,6.23,135,5.75,150,5.07,151.4,5.000097
10,42.1,5.9975,52,6.58,60,6.77,75,6.91,90,6.92,110,7,120,6.92,135,6.61,150,5.93,151.7,5.837742
12,41.2,6.259844,52,6.85,60,7.01,75,7.15,90,7.2,110,7.34,120,7.29,135,7.08,150,6.66,156.7,6.369452
14,40.4,6.368688,52,6.96,60,7.15,75,7.34,90,7.41,110,7.63,120,7.61,135,7.4,150,7.08,180,6.46
16,40.2,6.454603,52,7.03,60,7.23,75,7.49,90,7.61,110,7.86,120,7.92,135,7.71,150,7.37,180,6.93
20,40.2,6.480788,52,7.08,60,7.29,75,7.63,90,7.93,110,8.11,120,8.4,135,8.34,150,7.96,180,7.52

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.11	5.35	5.54	5.49	5.27	5.15	4.73	4.07
8	5.98	6.27	6.46	6.43	6.38	6.23	5.75	5.07
10	6.58	6.77	6.91	6.92	7	6.92	6.61	5.93
12	6.85	7.01	7.15	7.2	7.34	7.29	7.08	6.66
14	6.96	7.15	7.34	7.41	7.63	7.61	7.4	7.08
16	7.03	7.23	7.49	7.61	7.86	7.92	7.71	7.37
20	7.08	7.29	7.63	7.93	8.11	8.4	8.34	7.96

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.39	147°	3.53
8	41.4°	3.98	151.4°	4.39
10	42.1°	4.45	151.7°	5.14
12	41.2°	4.71	156.7°	5.85
14	40.4°	4.85	180°	6.46
16	40.2°	4.93	180°	6.93
20	40.2°	4.95	180°	7.52

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