IJsvogel: ORC Rating

GPH

583.6

OSN

568.5

LOA

12.49 m

Displacement

8931 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6827

Medium

0.9316

High

1.0711

Triple Offshore

Low

0.894

Medium

1.1629

High

1.3029

Boat Specifications

Dimensions

Length overall: 12.49 m
Beam: 3.8 m
Draft: 2.29 m
Displacement: 8931 kg
Crew weight: 760 kg
Wetted surface: 36.54 m²

Sails

Mainsail: 52.15 m²
Genoa: 42.48 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 136.02 m²

Design

Type: Maxi 1300
Builder: Maxi yachts
Designer: Petterson
Year built: 2006

Performance data

Polar CSV

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

6,43.5,4.894025,52,5.46,60,5.8,75,6.29,90,6.52,110,6.31,120,5.97,135,5.31,143,4.845765,150,4.47
8,41.6,5.790333,52,6.51,60,6.86,75,7.39,90,7.6,110,7.46,120,7.2,135,6.56,147,5.806809,150,5.63
10,40.5,6.483379,52,7.29,60,7.54,75,7.9,90,8.1,110,8.03,120,7.92,135,7.53,148,6.780276,150,6.64
12,39.8,6.950559,52,7.68,60,7.88,75,8.13,90,8.42,110,8.43,120,8.36,135,8.06,149.5,7.474213,150,7.44
14,39,7.102913,52,7.85,60,8.06,75,8.29,90,8.7,110,8.86,120,8.81,135,8.47,150,7.88,151.2,7.816898
16,38.6,7.165519,52,7.93,60,8.15,75,8.48,90,8.89,110,9.29,120,9.3,135,8.95,150,8.21,175,7.378076
20,38.1,7.268707,52,7.99,60,8.22,75,8.68,90,9.18,110,10.07,120,10.06,135,10.06,150,8.92,178,8.17498

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.46	5.8	6.29	6.52	6.31	5.97	5.31	4.47
8	6.51	6.86	7.39	7.6	7.46	7.2	6.56	5.63
10	7.29	7.54	7.9	8.1	8.03	7.92	7.53	6.64
12	7.68	7.88	8.13	8.42	8.43	8.36	8.06	7.44
14	7.85	8.06	8.29	8.7	8.86	8.81	8.47	7.88
16	7.93	8.15	8.48	8.89	9.29	9.3	8.95	8.21
20	7.99	8.22	8.68	9.18	10.07	10.06	10.06	8.92

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.55	143°	3.87
8	41.6°	4.33	147°	4.87
10	40.5°	4.93	148°	5.75
12	39.8°	5.34	149.5°	6.44
14	39°	5.52	151.2°	6.85
16	38.6°	5.6	175°	7.35
20	38.1°	5.72	178°	8.17

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°	5.46	6.51	7.29	7.68	7.85	7.93	7.99
60°	5.80	6.86	7.54	7.88	8.06	8.15	8.22
75°	6.29	7.39	7.90	8.13	8.29	8.48	8.68
90°	6.52	7.60	8.10	8.42	8.70	8.89	9.18
110°	6.31	7.46	8.03	8.43	8.86	9.29	10.07
120°	5.97	7.20	7.92	8.36	8.81	9.30	10.06
135°	5.31	6.56	7.53	8.06	8.47	8.95	10.06
150°	4.47	5.63	6.64	7.44	7.88	8.21	8.92