LOVA: ORC Rating

GPH

775.9

OSN

743.2

LOA

9.92 m

Displacement

5200 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5496

Medium

0.8017

High

0.9906

Triple Offshore

Low

0.7118

Medium

1.0008

High

1.19

Boat Specifications

Dimensions

Length overall: 9.92 m
Beam: 3.41 m
Draft: 1.58 m
Displacement: 5200 kg
Crew weight: 480 kg
Wetted surface: 24.23 m²

Sails

Mainsail: 24.05 m²
Genoa: 24.64 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 0 m²

Design

Type: DUFOUR GIBSEA 33
Builder: DUFOUR
Designer: JAKOPIN & JAKOPIN
Year built: 1998

Performance data

Polar CSV

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

6,45,3.691097,52,4.07,60,4.36,75,4.59,90,4.54,110,4.17,120,3.88,135,3.4,150,2.93,169.4,2.645138
8,43.5,4.466659,52,4.97,60,5.25,75,5.51,90,5.47,110,5.15,120,4.88,135,4.38,150,3.85,170.1,3.502149
10,42.7,5.061813,52,5.66,60,5.99,75,6.27,90,6.26,110,5.97,120,5.69,135,5.19,150,4.66,171.3,4.289354
12,42.8,5.615146,52,6.25,60,6.53,75,6.73,90,6.75,110,6.6,120,6.4,135,5.89,150,5.36,172.6,4.98149
14,42.3,6.002993,52,6.6,60,6.82,75,7,90,7.04,110,6.97,120,6.84,135,6.5,150,6,173.2,5.60946
16,41.6,6.164766,52,6.77,60,6.98,75,7.18,90,7.29,110,7.22,120,7.12,135,6.88,150,6.55,174,6.193931
20,41.9,6.207078,52,6.83,60,7.08,75,7.43,90,7.72,110,7.72,120,7.6,135,7.37,150,7.14,177.5,6.956621

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.07	4.36	4.59	4.54	4.17	3.88	3.4	2.93
8	4.97	5.25	5.51	5.47	5.15	4.88	4.38	3.85
10	5.66	5.99	6.27	6.26	5.97	5.69	5.19	4.66
12	6.25	6.53	6.73	6.75	6.6	6.4	5.89	5.36
14	6.6	6.82	7	7.04	6.97	6.84	6.5	6
16	6.77	6.98	7.18	7.29	7.22	7.12	6.88	6.55
20	6.83	7.08	7.43	7.72	7.72	7.6	7.37	7.14

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45°	2.61	169.4°	2.6
8	43.5°	3.24	170.1°	3.45
10	42.7°	3.72	171.3°	4.24
12	42.8°	4.12	172.6°	4.94
14	42.3°	4.44	173.2°	5.57
16	41.6°	4.61	174°	6.16
20	41.9°	4.62	177.5°	6.95

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 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)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	4.07	4.97	5.66	6.25	6.60	6.77	6.83
60°	4.36	5.25	5.99	6.53	6.82	6.98	7.08
75°	4.59	5.51	6.27	6.73	7.00	7.18	7.43
90°	4.54	5.47	6.26	6.75	7.04	7.29	7.72
110°	4.17	5.15	5.97	6.60	6.97	7.22	7.72
120°	3.88	4.88	5.69	6.40	6.84	7.12	7.60
135°	3.40	4.38	5.19	5.89	6.50	6.88	7.37
150°	2.93	3.85	4.66	5.36	6.00	6.55	7.14