INVICTUS: ORC Rating

GPH

599.5

OSN

584.1

LOA

10.2 m

Displacement

3712 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6896

Medium

0.908

High

1.0284

Triple Offshore

Low

0.8884

Medium

1.1218

High

1.2557

Boat Specifications

Dimensions

Length overall: 10.2 m
Beam: 3.4 m
Draft: 2.01 m
Displacement: 3712 kg
Crew weight: 400 kg
Wetted surface: 22.52 m²

Sails

Mainsail: 51.7 m²
Genoa: 24.43 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 75.87 m²

Design

Type: GIRO 34
Builder: MAXI DOLPHIN
Designer: FINOT
Year built: 1998
Stability index: 122.5

Performance data

Polar CSV

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

6,42.4,5.064626,52,5.65,60,5.96,75,6.2,90,6.11,110,6.01,120,5.79,135,5.14,143.3,4.677119,150,4.33
8,41.2,6.020614,52,6.68,60,6.88,75,7.02,90,7.08,110,7.05,120,6.89,135,6.35,147.5,5.596452,150,5.45
10,39.3,6.422515,52,7.08,60,7.27,75,7.46,90,7.51,110,7.65,120,7.5,135,7.13,149.3,6.477857,150,6.43
12,38.1,6.557085,52,7.22,60,7.45,75,7.8,90,7.91,110,8.23,120,8.1,135,7.65,150,7.08,151.4,6.993302
14,37.5,6.61748,52,7.31,60,7.56,75,7.99,90,8.33,110,8.61,120,8.75,135,8.23,150,7.5,172.1,6.683429
16,37,6.711447,52,7.4,60,7.63,75,8.12,90,8.62,110,8.94,120,9.38,135,8.86,150,7.95,176.6,7.15259
20,37,6.761533,52,7.52,60,7.83,75,8.34,90,8.92,110,9.73,120,10.24,135,10.68,150,8.94,175.7,8.022582

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.65	5.96	6.2	6.11	6.01	5.79	5.14	4.33
8	6.68	6.88	7.02	7.08	7.05	6.89	6.35	5.45
10	7.08	7.27	7.46	7.51	7.65	7.5	7.13	6.43
12	7.22	7.45	7.8	7.91	8.23	8.1	7.65	7.08
14	7.31	7.56	7.99	8.33	8.61	8.75	8.23	7.5
16	7.4	7.63	8.12	8.62	8.94	9.38	8.86	7.95
20	7.52	7.83	8.34	8.92	9.73	10.24	10.68	8.94

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.74	143.3°	3.75
8	41.2°	4.53	147.5°	4.72
10	39.3°	4.97	149.3°	5.57
12	38.1°	5.16	151.4°	6.14
14	37.5°	5.25	172.1°	6.62
16	37°	5.36	176.6°	7.14
20	37°	5.4	175.7°	8

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°	5.65	6.68	7.08	7.22	7.31	7.40	7.52
60°	5.96	6.88	7.27	7.45	7.56	7.63	7.83
75°	6.20	7.02	7.46	7.80	7.99	8.12	8.34
90°	6.11	7.08	7.51	7.91	8.33	8.62	8.92
110°	6.01	7.05	7.65	8.23	8.61	8.94	9.73
120°	5.79	6.89	7.50	8.10	8.75	9.38	10.24
135°	5.14	6.35	7.13	7.65	8.23	8.86	10.68
150°	4.33	5.45	6.43	7.08	7.50	7.95	8.94