RACING III: ORC Rating

GPH

702.5

OSN

680

LOA

10.8 m

Displacement

5777 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.567

Medium

0.7788

High

0.9059

Triple Offshore

Low

0.7331

Medium

0.9707

High

1.0924

Boat Specifications

Dimensions

Length overall: 10.8 m
Beam: 3.47 m
Draft: 1.59 m
Displacement: 5777 kg
Crew weight: 420 kg
Wetted surface: 24.49 m²

Sails

Mainsail: 26.48 m²
Genoa: 34.37 m²
Spinnaker: 86.93 m²
Asymmetric spinnaker: 0 m²

Design

Type: PLENAMAR 36
Builder: AST. PLENAMAR
Designer: GERMAN FRERS
Year built: 1987
Stability index: 112.5

Performance data

Polar CSV

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

6,45,4.044651,52,4.46,60,4.77,75,4.98,90,4.92,110,5.06,120,4.93,135,4.5,146.4,3.997977,150,3.85
8,43.2,4.746432,52,5.3,60,5.62,75,5.88,90,5.96,110,6.17,120,6.04,135,5.54,150,4.87,151.1,4.820298
10,43.2,5.377461,52,5.98,60,6.29,75,6.51,90,6.67,110,6.83,120,6.77,135,6.44,150,5.76,151.6,5.684088
12,43.6,5.882582,52,6.42,60,6.65,75,6.84,90,6.95,110,7.19,120,7.15,135,6.94,150,6.52,156.5,6.237323
14,42.9,6.061078,52,6.62,60,6.85,75,7.05,90,7.12,110,7.48,120,7.49,135,7.28,150,6.96,168.2,6.456441
16,42.4,6.120885,52,6.71,60,6.94,75,7.21,90,7.33,110,7.69,120,7.81,135,7.63,150,7.28,177.2,6.798116
20,42.9,6.156636,52,6.74,60,7,75,7.4,90,7.69,110,7.98,120,8.28,135,8.32,150,7.94,178.4,7.422894

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.46	4.77	4.98	4.92	5.06	4.93	4.5	3.85
8	5.3	5.62	5.88	5.96	6.17	6.04	5.54	4.87
10	5.98	6.29	6.51	6.67	6.83	6.77	6.44	5.76
12	6.42	6.65	6.84	6.95	7.19	7.15	6.94	6.52
14	6.62	6.85	7.05	7.12	7.48	7.49	7.28	6.96
16	6.71	6.94	7.21	7.33	7.69	7.81	7.63	7.28
20	6.74	7	7.4	7.69	7.98	8.28	8.32	7.94

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45°	2.86	146.4°	3.33
8	43.2°	3.46	151.1°	4.22
10	43.2°	3.92	151.6°	5
12	43.6°	4.26	156.5°	5.72
14	42.9°	4.44	168.2°	6.32
16	42.4°	4.52	177.2°	6.79
20	42.9°	4.51	178.4°	7.42

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°	4.46	5.30	5.98	6.42	6.62	6.71	6.74
60°	4.77	5.62	6.29	6.65	6.85	6.94	7.00
75°	4.98	5.88	6.51	6.84	7.05	7.21	7.40
90°	4.92	5.96	6.67	6.95	7.12	7.33	7.69
110°	5.06	6.17	6.83	7.19	7.48	7.69	7.98
120°	4.93	6.04	6.77	7.15	7.49	7.81	8.28
135°	4.50	5.54	6.44	6.94	7.28	7.63	8.32
150°	3.85	4.87	5.76	6.52	6.96	7.28	7.94