MACONDO: ORC Rating

GPH

638.1

OSN

620.2

LOA

11.96 m

Displacement

8683 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7178

Medium

0.9654

High

1.1141

Triple Offshore

Low

0.9235

Medium

1.1947

High

1.3313

Boat Specifications

Dimensions

Length overall: 11.96 m
Beam: 3.75 m
Draft: 2.04 m
Displacement: 8683 kg
Crew weight: 400 kg
Wetted surface: 31.59 m²

Sails

Mainsail: 37.81 m²
Genoa: 56.37 m²
Spinnaker: 111.71 m²
Asymmetric spinnaker: 0 m²

Design

Type: GRAND SOLEIL 39 G
Builder: DEL PARDO
Designer: JEZEQUEL
Year built: 1986

Performance data

Polar CSV

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

6,43,4.63524,52,5.16,60,5.43,75,5.65,90,5.61,110,5.42,120,5.29,135,4.85,145.9,4.31128,150,4.12
8,41.5,5.407529,52,6.08,60,6.41,75,6.65,90,6.62,110,6.6,120,6.45,135,5.93,150,5.18,150.4,5.152416
10,41.8,6.06324,52,6.76,60,6.99,75,7.17,90,7.19,110,7.28,120,7.21,135,6.86,150,6.09,150.9,6.042765
12,41.8,6.452253,52,7.06,60,7.26,75,7.43,90,7.49,110,7.63,120,7.6,135,7.38,150,6.9,155,6.653369
14,40.8,6.565433,52,7.19,60,7.39,75,7.61,90,7.71,110,7.91,120,7.93,135,7.72,150,7.37,171.2,6.729214
16,40.3,6.608377,52,7.26,60,7.47,75,7.75,90,7.91,110,8.09,120,8.25,135,8.05,150,7.69,180,7.19
20,41.1,6.701493,52,7.3,60,7.52,75,7.89,90,8.25,110,8.38,120,8.69,135,8.76,150,8.33,180,7.83

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.16	5.43	5.65	5.61	5.42	5.29	4.85	4.12
8	6.08	6.41	6.65	6.62	6.6	6.45	5.93	5.18
10	6.76	6.99	7.17	7.19	7.28	7.21	6.86	6.09
12	7.06	7.26	7.43	7.49	7.63	7.6	7.38	6.9
14	7.19	7.39	7.61	7.71	7.91	7.93	7.72	7.37
16	7.26	7.47	7.75	7.91	8.09	8.25	8.05	7.69
20	7.3	7.52	7.89	8.25	8.38	8.69	8.76	8.33

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.39	145.9°	3.57
8	41.5°	4.05	150.4°	4.48
10	41.8°	4.52	150.9°	5.28
12	41.8°	4.81	155°	6.03
14	40.8°	4.97	171.2°	6.65
16	40.3°	5.04	180°	7.19
20	41.1°	5.05	180°	7.83

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°	5.16	6.08	6.76	7.06	7.19	7.26	7.30
60°	5.43	6.41	6.99	7.26	7.39	7.47	7.52
75°	5.65	6.65	7.17	7.43	7.61	7.75	7.89
90°	5.61	6.62	7.19	7.49	7.71	7.91	8.25
110°	5.42	6.60	7.28	7.63	7.91	8.09	8.38
120°	5.29	6.45	7.21	7.60	7.93	8.25	8.69
135°	4.85	5.93	6.86	7.38	7.72	8.05	8.76
150°	4.12	5.18	6.09	6.90	7.37	7.69	8.33