KERISMA: ORC Rating

GPH

543.1

OSN

530.1

LOA

11.43 m

Displacement

4560 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7581

Medium

0.9987

High

1.1448

Triple Offshore

Low

0.9819

Medium

1.2343

High

1.4043

Boat Specifications

Dimensions

Length overall: 11.43 m
Beam: 3.66 m
Draft: 2.4 m
Displacement: 4560 kg
Crew weight: 765 kg
Wetted surface: 27.54 m²

Sails

Mainsail: 49.63 m²
Genoa: 36.83 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 160.96 m²

Design

Type: KER 11.3
Builder: VISION YACHTS
Designer: JASON KER
Year built: 2001

Performance data

Polar CSV

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

6,42.4,5.40317,52,6.06,60,6.41,75,6.86,90,7.11,110,6.96,120,6.62,135,5.84,143,5.321577,150,4.91
8,41.2,6.459202,52,7.16,60,7.38,75,7.61,90,7.85,110,7.8,120,7.68,135,7.29,144,6.600603,150,6.17
10,38.4,6.877689,52,7.6,60,7.79,75,7.97,90,8.34,110,8.42,120,8.34,135,7.97,149.5,7.276912,150,7.24
12,37.5,7.07125,52,7.8,60,8.04,75,8.37,90,8.72,110,9.13,120,9.05,135,8.68,150,7.93,152,7.769431
14,36.8,7.143469,52,7.91,60,8.21,75,8.73,90,9.06,110,9.83,120,9.77,135,9.53,148.5,8.585099,150,8.45
16,36,7.181555,52,7.98,60,8.31,75,8.96,90,9.44,110,10.37,120,10.64,135,10.55,146,9.589433,150,9.17
20,36,7.305162,52,8.18,60,8.54,75,9.18,90,10.09,110,11.3,120,12.2,135,12.48,143.4,12.269289,150,11.37

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.06	6.41	6.86	7.11	6.96	6.62	5.84	4.91
8	7.16	7.38	7.61	7.85	7.8	7.68	7.29	6.17
10	7.6	7.79	7.97	8.34	8.42	8.34	7.97	7.24
12	7.8	8.04	8.37	8.72	9.13	9.05	8.68	7.93
14	7.91	8.21	8.73	9.06	9.83	9.77	9.53	8.45
16	7.98	8.31	8.96	9.44	10.37	10.64	10.55	9.17
20	8.18	8.54	9.18	10.09	11.3	12.2	12.48	11.37

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.99	143°	4.25
8	41.2°	4.86	144°	5.34
10	38.4°	5.39	149.5°	6.27
12	37.5°	5.61	152°	6.86
14	36.8°	5.72	148.5°	7.32
16	36°	5.81	146°	7.95
20	36°	5.91	143.4°	9.85

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°	6.06	7.16	7.60	7.80	7.91	7.98	8.18
60°	6.41	7.38	7.79	8.04	8.21	8.31	8.54
75°	6.86	7.61	7.97	8.37	8.73	8.96	9.18
90°	7.11	7.85	8.34	8.72	9.06	9.44	10.09
110°	6.96	7.80	8.42	9.13	9.83	10.37	11.30
120°	6.62	7.68	8.34	9.05	9.77	10.64	12.20
135°	5.84	7.29	7.97	8.68	9.53	10.55	12.48
150°	4.91	6.17	7.24	7.93	8.45	9.17	11.37