Merenhuiske: ORC Rating

GPH

727.4

OSN

704.6

LOA

8.99 m

Displacement

3700 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.555

Medium

0.7609

High

0.8738

Triple Offshore

Low

0.7166

Medium

0.9344

High

1.0399

Boat Specifications

Dimensions

Length overall: 8.99 m
Beam: 3.1 m
Draft: 1.66 m
Displacement: 3700 kg
Crew weight: 285 kg
Wetted surface: 19.28 m²

Sails

Mainsail: 24.62 m²
Genoa: 22.32 m²
Spinnaker: 51.15 m²
Asymmetric spinnaker: 0 m²

Design

Type: Maxi 909
Builder: Maxi Yachts
Designer: Pelle Petterson
Year built: 1988
Stability index: 121.4

Performance data

Polar CSV

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

6,44.1,4.080062,52,4.49,60,4.74,75,4.92,90,4.87,110,4.91,120,4.73,135,4.2,147.5,3.663779,150,3.56
8,41.8,4.748644,52,5.3,60,5.54,75,5.72,90,5.8,110,5.87,120,5.72,135,5.21,150,4.56,152,4.484977
10,40.8,5.24442,52,5.84,60,6.03,75,6.19,90,6.32,110,6.41,120,6.32,135,6.01,150,5.43,154.1,5.247023
12,40.2,5.564313,52,6.13,60,6.3,75,6.46,90,6.61,110,6.74,120,6.69,135,6.46,150,6.1,162.8,5.673739
14,39.6,5.671544,52,6.28,60,6.45,75,6.64,90,6.76,110,7.02,120,6.99,135,6.8,150,6.5,175.4,6.009357
16,39.4,5.719953,52,6.34,60,6.53,75,6.78,90,6.9,110,7.26,120,7.28,135,7.11,150,6.81,179,6.400975
20,40.2,5.747608,52,6.37,60,6.59,75,6.93,90,7.19,110,7.58,120,7.81,135,7.72,150,7.4,179,6.991065

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.49	4.74	4.92	4.87	4.91	4.73	4.2	3.56
8	5.3	5.54	5.72	5.8	5.87	5.72	5.21	4.56
10	5.84	6.03	6.19	6.32	6.41	6.32	6.01	5.43
12	6.13	6.3	6.46	6.61	6.74	6.69	6.46	6.1
14	6.28	6.45	6.64	6.76	7.02	6.99	6.8	6.5
16	6.34	6.53	6.78	6.9	7.26	7.28	7.11	6.81
20	6.37	6.59	6.93	7.19	7.58	7.81	7.72	7.4

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.1°	2.93	147.5°	3.09
8	41.8°	3.54	152°	3.96
10	40.8°	3.97	154.1°	4.72
12	40.2°	4.25	162.8°	5.42
14	39.6°	4.37	175.4°	5.99
16	39.4°	4.42	179°	6.4
20	40.2°	4.39	179°	6.99

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°	4.49	5.30	5.84	6.13	6.28	6.34	6.37
60°	4.74	5.54	6.03	6.30	6.45	6.53	6.59
75°	4.92	5.72	6.19	6.46	6.64	6.78	6.93
90°	4.87	5.80	6.32	6.61	6.76	6.90	7.19
110°	4.91	5.87	6.41	6.74	7.02	7.26	7.58
120°	4.73	5.72	6.32	6.69	6.99	7.28	7.81
135°	4.20	5.21	6.01	6.46	6.80	7.11	7.72
150°	3.56	4.56	5.43	6.10	6.50	6.81	7.40