DEEP BLUE 2.1: ORC Rating

GPH

654.3

OSN

633.1

LOA

10.3 m

Displacement

5559 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6155

Medium

0.8458

High

0.9782

Triple Offshore

Low

0.7938

Medium

1.0394

High

1.1645

Boat Specifications

Dimensions

Length overall: 10.3 m
Beam: 3.48 m
Draft: 1.95 m
Displacement: 5559 kg
Crew weight: 620 kg
Wetted surface: 25.58 m²

Sails

Mainsail: 32.24 m²
Genoa: 33.6 m²
Spinnaker: 72.83 m²
Asymmetric spinnaker: 0 m²

Design

Type: DUFOUR 34
Builder: Dufour
Designer: Felci
Year built: 2003

Performance data

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into Offwind or compatible navigation software.

6,43.9,4.579828,52,5.07,60,5.35,75,5.52,90,5.4,110,5.28,120,5.11,135,4.59,144.8,4.09964,150,3.87
8,41.8,5.379113,52,5.99,60,6.24,75,6.42,90,6.36,110,6.4,120,6.23,135,5.7,149.2,5.006054,150,4.96
10,40.3,5.939672,52,6.58,60,6.77,75,6.92,90,6.94,110,7.06,120,6.96,135,6.57,150,5.89,152.3,5.771444
12,39.1,6.249626,52,6.9,60,7.07,75,7.22,90,7.28,110,7.45,120,7.39,135,7.11,150,6.63,157.2,6.313301
14,38.5,6.363338,52,7.05,60,7.24,75,7.44,90,7.5,110,7.78,120,7.74,135,7.49,150,7.12,168.2,6.568816
16,38.4,6.431086,52,7.12,60,7.31,75,7.6,90,7.73,110,8.06,120,8.08,135,7.84,150,7.47,177.2,6.948295
20,38.5,6.46556,52,7.17,60,7.4,75,7.76,90,8.08,110,8.42,120,8.71,135,8.58,150,8.15,178.8,7.631674
24,39.5,6.453916,52,7.17,60,7.41,75,7.86,90,8.28,110,8.68,120,9.14,135,9.44,150,8.89,178.6,8.262466

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.07	5.35	5.52	5.4	5.28	5.11	4.59	3.87
8	5.99	6.24	6.42	6.36	6.4	6.23	5.7	4.96
10	6.58	6.77	6.92	6.94	7.06	6.96	6.57	5.89
12	6.9	7.07	7.22	7.28	7.45	7.39	7.11	6.63
14	7.05	7.24	7.44	7.5	7.78	7.74	7.49	7.12
16	7.12	7.31	7.6	7.73	8.06	8.08	7.84	7.47
20	7.17	7.4	7.76	8.08	8.42	8.71	8.58	8.15
24	7.17	7.41	7.86	8.28	8.68	9.14	9.44	8.89

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.9°	3.3	144.8°	3.35
8	41.8°	4.01	149.2°	4.3
10	40.3°	4.53	152.3°	5.11
12	39.1°	4.85	157.2°	5.82
14	38.5°	4.98	168.2°	6.43
16	38.4°	5.04	177.2°	6.94
20	38.5°	5.06	178.8°	7.63
24	39.5°	4.98	178.6°	8.26

VPP POLAR · BOAT SPEED BY TWAKT

TRUE WIND ANGLE —

READ AT ANGLE

Hover or tap the chart, or use the slider, to read boat speeds.

True wind speed 6 kt8 kt10 kt12 kt14 kt16 kt20 kt24 kt

Data table

Boat speed by true wind angle and true wind speed
TWA	Boat speed in 6 kt (kt)	Boat speed in 8 kt (kt)	Boat speed in 10 kt (kt)	Boat speed in 12 kt (kt)	Boat speed in 14 kt (kt)	Boat speed in 16 kt (kt)	Boat speed in 20 kt (kt)	Boat speed in 24 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.07	5.99	6.58	6.90	7.05	7.12	7.17	7.17
60°	5.35	6.24	6.77	7.07	7.24	7.31	7.40	7.41
75°	5.52	6.42	6.92	7.22	7.44	7.60	7.76	7.86
90°	5.40	6.36	6.94	7.28	7.50	7.73	8.08	8.28
110°	5.28	6.40	7.06	7.45	7.78	8.06	8.42	8.68
120°	5.11	6.23	6.96	7.39	7.74	8.08	8.71	9.14
135°	4.59	5.70	6.57	7.11	7.49	7.84	8.58	9.44
150°	3.87	4.96	5.89	6.63	7.12	7.47	8.15	8.89