Fun Run: ORC Rating

GPH

753.9

OSN

730.8

LOA

7.85 m

Displacement

1350 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5948

Medium

0.8204

High

0.955

Triple Offshore

Low

0.7726

Medium

1.0137

High

1.1555

Boat Specifications

Dimensions

Length overall: 7.85 m
Beam: 2.49 m
Draft: 1.5 m
Displacement: 1350 kg
Crew weight: 324 kg
Wetted surface: 12.21 m²

Sails

Mainsail: 15.54 m²
Genoa: 9.9 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 29.96 m²

Design

Type: GIB'SEA 80 PLUS
Builder: GIBERT MARINE
Designer: BERRET Jean
Year built: 1978

Performance data

Polar CSV

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

6,43.5,3.722216,52,4.15,60,4.4,75,4.6,90,4.85,110,4.84,120,4.65,135,4.14,148.2,3.588688,150,3.52
8,43.1,4.492152,52,4.99,60,5.26,75,5.48,90,5.76,110,5.76,120,5.61,135,5.11,150,4.47,151.4,4.40783
10,42,4.978841,52,5.53,60,5.74,75,5.93,90,6.2,110,6.22,120,6.12,135,5.83,150,5.29,153.7,5.142298
12,40.8,5.323681,52,5.84,60,6.01,75,6.19,90,6.55,110,6.64,120,6.52,135,6.23,150,5.89,168.5,5.377964
14,39.4,5.499955,52,6.04,60,6.21,75,6.42,90,6.8,110,7.06,120,6.94,135,6.63,150,6.26,180,5.82
16,39.4,5.577602,52,6.14,60,6.37,75,6.67,90,6.94,110,7.46,120,7.36,135,7.03,150,6.63,180,6.19
20,41.2,5.595317,52,6.13,60,6.43,75,6.94,90,7.31,110,8.05,120,8.5,135,7.98,150,7.4,180,6.89

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.15	4.4	4.6	4.85	4.84	4.65	4.14	3.52
8	4.99	5.26	5.48	5.76	5.76	5.61	5.11	4.47
10	5.53	5.74	5.93	6.2	6.22	6.12	5.83	5.29
12	5.84	6.01	6.19	6.55	6.64	6.52	6.23	5.89
14	6.04	6.21	6.42	6.8	7.06	6.94	6.63	6.26
16	6.14	6.37	6.67	6.94	7.46	7.36	7.03	6.63
20	6.13	6.43	6.94	7.31	8.05	8.5	7.98	7.4

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	2.7	148.2°	3.05
8	43.1°	3.28	151.4°	3.87
10	42°	3.7	153.7°	4.61
12	40.8°	4.03	168.5°	5.27
14	39.4°	4.25	180°	5.82
16	39.4°	4.31	180°	6.19
20	41.2°	4.21	180°	6.89

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°	4.15	4.99	5.53	5.84	6.04	6.14	6.13
60°	4.40	5.26	5.74	6.01	6.21	6.37	6.43
75°	4.60	5.48	5.93	6.19	6.42	6.67	6.94
90°	4.85	5.76	6.20	6.55	6.80	6.94	7.31
110°	4.84	5.76	6.22	6.64	7.06	7.46	8.05
120°	4.65	5.61	6.12	6.52	6.94	7.36	8.50
135°	4.14	5.11	5.83	6.23	6.63	7.03	7.98
150°	3.52	4.47	5.29	5.89	6.26	6.63	7.40