TWIKI — ORC Rating | RegattaPages

GPH

606.3

OSN

589.7

LOA

12.013 m

Displacement

8365 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6669

Medium

0.8982

High

1.0253

Triple Offshore

Low

0.8639

Medium

1.1183

High

1.2463

Boat Specifications

Dimensions

Length overall: 12.013 m
Beam: 3.88 m
Draft: 2.12 m
Displacement: 8365 kg
Crew weight: 620 kg
Wetted surface: 33.23 m²

Sails

Mainsail: 50.02 m²
Genoa: 47.91 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 94.64 m²

Design

Type: DUFOUR 40 E
Builder: DUFOUR
Designer: FELCI
Year built: 2004
Stability index: 125.5

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.

6,44.2,5.035495,52,5.56,60,5.88,75,6.12,90,6.02,110,5.73,120,5.54,135,4.94,143.3,4.490034,150,4.16
8,41.8,5.875441,52,6.57,60,6.85,75,7.05,90,7,110,6.93,120,6.75,135,6.16,147.5,5.466027,150,5.32
10,40.6,6.453556,52,7.17,60,7.41,75,7.58,90,7.58,110,7.65,120,7.54,135,7.1,147.9,6.433549,150,6.29
12,39.9,6.726062,52,7.46,60,7.69,75,7.88,90,7.93,110,8.09,120,8.02,135,7.71,148.7,7.139022,150,7.04
14,39.4,6.845827,52,7.59,60,7.82,75,8.09,90,8.21,110,8.47,120,8.43,135,8.13,150,7.54,150.5,7.50268
16,39,6.897031,52,7.67,60,7.9,75,8.22,90,8.44,110,8.81,120,8.83,135,8.54,150,7.9,173.6,7.1244
20,39,6.961369,52,7.74,60,7.98,75,8.38,90,8.77,110,9.26,120,9.63,135,9.41,150,8.52,177.2,7.929467

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.56	5.88	6.12	6.02	5.73	5.54	4.94	4.16
8	6.57	6.85	7.05	7	6.93	6.75	6.16	5.32
10	7.17	7.41	7.58	7.58	7.65	7.54	7.1	6.29
12	7.46	7.69	7.88	7.93	8.09	8.02	7.71	7.04
14	7.59	7.82	8.09	8.21	8.47	8.43	8.13	7.54
16	7.67	7.9	8.22	8.44	8.81	8.83	8.54	7.9
20	7.74	7.98	8.38	8.77	9.26	9.63	9.41	8.52

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.2°	3.61	143.3°	3.6
8	41.8°	4.38	147.5°	4.61
10	40.6°	4.9	147.9°	5.45
12	39.9°	5.16	148.7°	6.1
14	39.4°	5.29	150.5°	6.53
16	39°	5.36	173.6°	7.08
20	39°	5.41	177.2°	7.92

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