TATAN — ORC Rating | RegattaPages

GPH

656.3

OSN

635.6

LOA

10.3 m

Displacement

5574 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6099

Medium

0.8406

High

0.9775

Triple Offshore

Low

0.7886

Medium

1.037

High

1.1657

Boat Specifications

Dimensions

Length overall: 10.3 m
Beam: 3.48 m
Draft: 1.95 m
Displacement: 5574 kg
Crew weight: 570 kg
Wetted surface: 25.39 m²

Sails

Mainsail: 32.98 m²
Genoa: 32.91 m²
Spinnaker: 77.1 m²
Asymmetric spinnaker: 74.16 m²

Design

Type: DUFOUR 34
Builder: DUFOUR
Designer: Felci Yachts
Year built: 2002
Stability index: 111.8

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.

6,43.6,4.405032,52,4.91,60,5.22,75,5.44,90,5.37,110,5.35,120,5.18,135,4.68,145.1,4.206538,150,3.98
8,41.8,5.1779,52,5.83,60,6.14,75,6.39,90,6.41,110,6.49,120,6.31,135,5.77,147.5,5.157747,150,5.02
10,41.4,5.852467,52,6.52,60,6.75,75,6.91,90,7.04,110,7.1,120,7.01,135,6.66,150,5.94,152,5.832736
12,40.2,6.258215,52,6.88,60,7.06,75,7.2,90,7.36,110,7.47,120,7.4,135,7.16,150,6.72,156.8,6.419076
14,39.4,6.40583,52,7.05,60,7.23,75,7.41,90,7.53,110,7.81,120,7.76,135,7.5,150,7.16,168.2,6.650543
16,38.8,6.441365,52,7.11,60,7.31,75,7.58,90,7.71,110,8.16,120,8.15,135,7.87,150,7.49,177.2,7.008367
20,39.3,6.487127,52,7.15,60,7.36,75,7.75,90,8.12,110,8.58,120,8.92,135,8.68,150,8.2,179,7.641164

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.91	5.22	5.44	5.37	5.35	5.18	4.68	3.98
8	5.83	6.14	6.39	6.41	6.49	6.31	5.77	5.02
10	6.52	6.75	6.91	7.04	7.1	7.01	6.66	5.94
12	6.88	7.06	7.2	7.36	7.47	7.4	7.16	6.72
14	7.05	7.23	7.41	7.53	7.81	7.76	7.5	7.16
16	7.11	7.31	7.58	7.71	8.16	8.15	7.87	7.49
20	7.15	7.36	7.75	8.12	8.58	8.92	8.68	8.2

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	3.19	145.1°	3.45
8	41.8°	3.86	147.5°	4.35
10	41.4°	4.39	152°	5.15
12	40.2°	4.78	156.8°	5.9
14	39.4°	4.95	168.2°	6.51
16	38.8°	5.02	177.2°	7
20	39.3°	5.02	179°	7.64

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