KRAKEN: ORC Rating

GPH

610.5

OSN

594.9

LOA

9.529 m

Displacement

2915 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7704

Medium

1.0139

High

1.1419

Triple Offshore

Low

0.986

Medium

1.2358

High

1.3846

Boat Specifications

Dimensions

Length overall: 9.529 m
Beam: 3.29 m
Draft: 1.98 m
Displacement: 2915 kg
Crew weight: 600 kg
Wetted surface: 20.66 m²

Sails

Mainsail: 37.87 m²
Genoa: 27.79 m²
Spinnaker: 90.12 m²
Asymmetric spinnaker: 0 m²

Design

Type: MOUNT GAY 30
Builder: YACHT SERVICES
Designer: S. ROGERS
Year built: 1993

Performance data

Polar CSV

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

6,42.1,4.878865,52,5.49,60,5.79,75,6.03,90,5.96,110,5.96,120,5.81,135,5.27,142,4.89841,150,4.46
8,40.9,5.755084,52,6.4,60,6.6,75,6.74,90,6.79,110,6.88,120,6.8,135,6.4,148.3,5.629922,150,5.54
10,38.6,6.205852,52,6.83,60,6.98,75,7.12,90,7.14,110,7.43,120,7.36,135,7.03,150,6.46,152.6,6.318881
12,37.9,6.361806,52,7,60,7.2,75,7.48,90,7.53,110,7.92,120,7.98,135,7.57,150,7.04,161.9,6.596419
14,37.6,6.424418,52,7.08,60,7.32,75,7.75,90,7.97,110,8.25,120,8.59,135,8.19,150,7.53,180,6.84
16,37.5,6.453619,52,7.12,60,7.39,75,7.9,90,8.34,110,8.56,120,9.03,135,8.93,150,8.09,180,7.29
20,38.1,6.518963,52,7.19,60,7.47,75,8.03,90,8.74,110,9.2,120,9.83,135,10.97,150,9.57,180,8.32

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.49	5.79	6.03	5.96	5.96	5.81	5.27	4.46
8	6.4	6.6	6.74	6.79	6.88	6.8	6.4	5.54
10	6.83	6.98	7.12	7.14	7.43	7.36	7.03	6.46
12	7	7.2	7.48	7.53	7.92	7.98	7.57	7.04
14	7.08	7.32	7.75	7.97	8.25	8.59	8.19	7.53
16	7.12	7.39	7.9	8.34	8.56	9.03	8.93	8.09
20	7.19	7.47	8.03	8.74	9.2	9.83	10.97	9.57

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.1°	3.62	142°	3.86
8	40.9°	4.35	148.3°	4.79
10	38.6°	4.85	152.6°	5.61
12	37.9°	5.02	161.9°	6.27
14	37.6°	5.09	180°	6.84
16	37.5°	5.12	180°	7.29
20	38.1°	5.13	180°	8.32

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°	5.49	6.40	6.83	7.00	7.08	7.12	7.19
60°	5.79	6.60	6.98	7.20	7.32	7.39	7.47
75°	6.03	6.74	7.12	7.48	7.75	7.90	8.03
90°	5.96	6.79	7.14	7.53	7.97	8.34	8.74
110°	5.96	6.88	7.43	7.92	8.25	8.56	9.20
120°	5.81	6.80	7.36	7.98	8.59	9.03	9.83
135°	5.27	6.40	7.03	7.57	8.19	8.93	10.97
150°	4.46	5.54	6.46	7.04	7.53	8.09	9.57