TRIMEGISTA III — ORC Rating

GPH

653

OSN

635.1

LOA

11.659 m

Displacement

8164 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6392

Medium

0.8452

High

0.9632

Triple Offshore

Low

0.8146

Medium

1.0317

High

1.1389

Boat Specifications

Dimensions

Length overall: 11.659 m
Beam: 3.52 m
Draft: 1.97 m
Displacement: 8164 kg
Crew weight: 480 kg
Wetted surface: 28.72 m²

Sails

Mainsail: 32.61 m²
Genoa: 55.53 m²
Spinnaker: 112.67 m²
Asymmetric spinnaker: 0 m²

Design

Type: Swan 38
Builder: Nautor
Designer: Sparkman&Stephens
Year built: 1976
Stability index: 128.8

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.

6,42.9,4.709622,52,5.21,60,5.45,75,5.6,90,5.49,110,5.34,120,5.21,135,4.75,146,4.245887,150,4.07
8,41.2,5.435831,52,6.04,60,6.25,75,6.38,90,6.33,110,6.37,120,6.26,135,5.82,150,5.12,150.5,5.101363
10,40.2,5.91781,52,6.53,60,6.7,75,6.83,90,6.83,110,6.96,120,6.91,135,6.61,150,6,153.2,5.848177
12,39.9,6.152521,52,6.77,60,6.94,75,7.09,90,7.13,110,7.31,120,7.3,135,7.09,150,6.68,158.6,6.326151
14,39.4,6.263478,52,6.89,60,7.07,75,7.26,90,7.34,110,7.55,120,7.59,135,7.44,150,7.11,171.2,6.53695
16,39,6.305122,52,6.97,60,7.15,75,7.39,90,7.51,110,7.75,120,7.84,135,7.75,150,7.43,177.2,6.938283
20,39,6.395195,52,7.04,60,7.24,75,7.55,90,7.77,110,7.99,120,8.28,135,8.33,150,8.02,178.4,7.562949

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.21	5.45	5.6	5.49	5.34	5.21	4.75	4.07
8	6.04	6.25	6.38	6.33	6.37	6.26	5.82	5.12
10	6.53	6.7	6.83	6.83	6.96	6.91	6.61	6
12	6.77	6.94	7.09	7.13	7.31	7.3	7.09	6.68
14	6.89	7.07	7.26	7.34	7.55	7.59	7.44	7.11
16	6.97	7.15	7.39	7.51	7.75	7.84	7.75	7.43
20	7.04	7.24	7.55	7.77	7.99	8.28	8.33	8.02

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.9°	3.45	146°	3.52
8	41.2°	4.09	150.5°	4.44
10	40.2°	4.52	153.2°	5.22
12	39.9°	4.72	158.6°	5.89
14	39.4°	4.84	171.2°	6.46
16	39°	4.9	177.2°	6.93
20	39°	4.97	178.4°	7.56

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