MOKINGBIRD: ORC Rating

GPH

571.4

OSN

554

LOA

12.92 m

Displacement

9751 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7968

Medium

1.0892

High

1.2659

Triple Offshore

Low

1.025

Medium

1.3366

High

1.5018

Boat Specifications

Dimensions

Length overall: 12.92 m
Beam: 3.92 m
Draft: 2.36 m
Displacement: 9751 kg
Crew weight: 835 kg
Wetted surface: 37.13 m²

Sails

Mainsail: 55.71 m²
Genoa: 43.61 m²
Spinnaker: 158.33 m²
Asymmetric spinnaker: 0 m²

Design

Type: GRAND SOLEIL 43 BC
Builder: DEL PARDO
Designer: CARKEEK / BOTIN
Year built: 2005

Performance data

Polar CSV

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

6,42.6,5.012926,52,5.6,60,5.9,75,6.14,90,6.08,110,6.17,120,6.04,135,5.51,141.8,5.140885,150,4.67
8,40.9,5.913845,52,6.68,60,7,75,7.24,90,7.3,110,7.48,120,7.35,135,6.78,148,5.919476,150,5.79
10,40.2,6.690268,52,7.46,60,7.68,75,7.83,90,7.9,110,8.12,120,8.07,135,7.73,148.2,7.000884,150,6.87
12,38.9,7.092899,52,7.82,60,8,75,8.16,90,8.19,110,8.5,120,8.5,135,8.23,150,7.71,154.9,7.453879
14,37.8,7.213774,52,7.98,60,8.17,75,8.39,90,8.47,110,8.74,120,8.92,135,8.65,150,8.19,164.5,7.627405
16,37.3,7.278684,52,8.05,60,8.26,75,8.57,90,8.74,110,8.97,120,9.3,135,9.13,150,8.58,180,7.92
20,36.8,7.418218,52,8.13,60,8.33,75,8.76,90,9.22,110,9.41,120,9.83,135,10.23,150,9.49,180,8.7

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.6	5.9	6.14	6.08	6.17	6.04	5.51	4.67
8	6.68	7	7.24	7.3	7.48	7.35	6.78	5.79
10	7.46	7.68	7.83	7.9	8.12	8.07	7.73	6.87
12	7.82	8	8.16	8.19	8.5	8.5	8.23	7.71
14	7.98	8.17	8.39	8.47	8.74	8.92	8.65	8.19
16	8.05	8.26	8.57	8.74	8.97	9.3	9.13	8.58
20	8.13	8.33	8.76	9.22	9.41	9.83	10.23	9.49

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.69	141.8°	4.04
8	40.9°	4.47	148°	5.02
10	40.2°	5.11	148.2°	5.95
12	38.9°	5.52	154.9°	6.75
14	37.8°	5.7	164.5°	7.35
16	37.3°	5.79	180°	7.92
20	36.8°	5.94	180°	8.7

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°	5.60	6.68	7.46	7.82	7.98	8.05	8.13
60°	5.90	7.00	7.68	8.00	8.17	8.26	8.33
75°	6.14	7.24	7.83	8.16	8.39	8.57	8.76
90°	6.08	7.30	7.90	8.19	8.47	8.74	9.22
110°	6.17	7.48	8.12	8.50	8.74	8.97	9.41
120°	6.04	7.35	8.07	8.50	8.92	9.30	9.83
135°	5.51	6.78	7.73	8.23	8.65	9.13	10.23
150°	4.67	5.79	6.87	7.71	8.19	8.58	9.49