Exciter: ORC Rating

GPH

640.6

OSN

625

LOA

11.58 m

Displacement

6478 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7294

Medium

0.9623

High

1.0936

Triple Offshore

Low

0.9352

Medium

1.1827

High

1.3051

Boat Specifications

Dimensions

Length overall: 11.58 m
Beam: 3.65 m
Draft: 2.23 m
Displacement: 6478 kg
Crew weight: 631 kg
Wetted surface: 27.57 m²

Sails

Mainsail: 39.45 m²
Genoa: 49.05 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 92.53 m²

Design

Type: Gambler 38
Builder: Helsingbrg Båtbygg
Designer: Peter Norlin
Year built: 1988

Performance data

Polar CSV

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

6,41.7,4.741252,52,5.3,60,5.55,75,5.75,90,5.69,110,5.47,120,5.31,135,4.81,145.8,4.292206,150,4.1
8,40.7,5.539915,52,6.24,60,6.48,75,6.63,90,6.61,110,6.58,120,6.41,135,5.86,148.3,5.195043,150,5.11
10,40.5,6.167758,52,6.75,60,6.9,75,7.02,90,7.03,110,7.1,120,7.01,135,6.7,147.3,6.143712,150,5.97
12,39,6.356592,52,6.96,60,7.1,75,7.25,90,7.3,110,7.44,120,7.37,135,7.13,149.3,6.663935,150,6.61
14,38.1,6.43001,52,7.05,60,7.22,75,7.43,90,7.53,110,7.76,120,7.72,135,7.45,150,6.98,170.1,6.283567
16,37.6,6.462283,52,7.1,60,7.29,75,7.57,90,7.75,110,8.06,120,8.08,135,7.81,150,7.24,173.3,6.75614
20,37.3,6.486703,52,7.13,60,7.33,75,7.71,90,8.1,110,8.35,120,8.69,135,8.54,150,7.77,178.4,7.312851

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.3	5.55	5.75	5.69	5.47	5.31	4.81	4.1
8	6.24	6.48	6.63	6.61	6.58	6.41	5.86	5.11
10	6.75	6.9	7.02	7.03	7.1	7.01	6.7	5.97
12	6.96	7.1	7.25	7.3	7.44	7.37	7.13	6.61
14	7.05	7.22	7.43	7.53	7.76	7.72	7.45	6.98
16	7.1	7.29	7.57	7.75	8.06	8.08	7.81	7.24
20	7.13	7.33	7.71	8.1	8.35	8.69	8.54	7.77

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.7°	3.54	145.8°	3.55
8	40.7°	4.2	148.3°	4.42
10	40.5°	4.69	147.3°	5.17
12	39°	4.94	149.3°	5.73
14	38.1°	5.06	170.1°	6.19
16	37.6°	5.12	173.3°	6.71
20	37.3°	5.16	178.4°	7.31

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°	5.30	6.24	6.75	6.96	7.05	7.10	7.13
60°	5.55	6.48	6.90	7.10	7.22	7.29	7.33
75°	5.75	6.63	7.02	7.25	7.43	7.57	7.71
90°	5.69	6.61	7.03	7.30	7.53	7.75	8.10
110°	5.47	6.58	7.10	7.44	7.76	8.06	8.35
120°	5.31	6.41	7.01	7.37	7.72	8.08	8.69
135°	4.81	5.86	6.70	7.13	7.45	7.81	8.54
150°	4.10	5.11	5.97	6.61	6.98	7.24	7.77