Svenja: ORC Rating

GPH

556.5

OSN

547.2

LOA

10.06 m

Displacement

2380 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.8719

Medium

1.089

High

1.2429

Triple Offshore

Low

1.1106

Medium

1.3351

High

1.5077

Boat Specifications

Dimensions

Length overall: 10.06 m
Beam: 2.52 m
Draft: 1.61 m
Displacement: 2380 kg
Crew weight: 560 kg
Wetted surface: 18.11 m²

Sails

Mainsail: 36.9 m²
Genoa: 45.92 m²
Spinnaker: 104.02 m²
Asymmetric spinnaker: 0 m²

Design

Type: Juwel 34
Builder: Interboats Denmark
Designer: Povel Broeker
Year built: 1992

Performance data

Polar CSV

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

6,43.2,5.912463,52,6.54,60,6.81,75,6.97,90,6.98,110,6.58,120,6.38,135,5.8,143.8,5.266678,150,4.91
8,39.6,6.359398,52,7.02,60,7.22,75,7.48,90,7.54,110,7.35,120,7.31,135,6.97,146.6,6.336484,150,6.11
10,37.5,6.541852,52,7.22,60,7.45,75,7.84,90,8.1,110,7.89,120,8.01,135,7.63,150,7.01,154.3,6.769677
12,36.2,6.629818,52,7.35,60,7.61,75,8.08,90,8.53,110,8.37,120,8.59,135,8.41,150,7.61,160.9,7.09033
14,35.9,6.678669,52,7.44,60,7.73,75,8.25,90,8.84,110,8.95,120,9.1,135,9.37,150,8.29,180,7.26
16,35.4,6.698336,52,7.47,60,7.8,75,8.39,90,9.06,110,9.7,120,9.85,135,10.51,150,9.19,151.4,8.963727
20,35.7,6.79733,52,7.67,60,8.01,75,8.54,90,9.36,110,10.78,120,11.04,135,12.11,144.5,12.553501,150,11.8

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.54	6.81	6.97	6.98	6.58	6.38	5.8	4.91
8	7.02	7.22	7.48	7.54	7.35	7.31	6.97	6.11
10	7.22	7.45	7.84	8.1	7.89	8.01	7.63	7.01
12	7.35	7.61	8.08	8.53	8.37	8.59	8.41	7.61
14	7.44	7.73	8.25	8.84	8.95	9.1	9.37	8.29
16	7.47	7.8	8.39	9.06	9.7	9.85	10.51	9.19
20	7.67	8.01	8.54	9.36	10.78	11.04	12.11	11.8

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	4.31	143.8°	4.25
8	39.6°	4.9	146.6°	5.29
10	37.5°	5.19	154.3°	6.1
12	36.2°	5.35	160.9°	6.7
14	35.9°	5.41	180°	7.26
16	35.4°	5.46	151.4°	7.87
20	35.7°	5.52	144.5°	10.22

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°	6.54	7.02	7.22	7.35	7.44	7.47	7.67
60°	6.81	7.22	7.45	7.61	7.73	7.80	8.01
75°	6.97	7.48	7.84	8.08	8.25	8.39	8.54
90°	6.98	7.54	8.10	8.53	8.84	9.06	9.36
110°	6.58	7.35	7.89	8.37	8.95	9.70	10.78
120°	6.38	7.31	8.01	8.59	9.10	9.85	11.04
135°	5.80	6.97	7.63	8.41	9.37	10.51	12.11
150°	4.91	6.11	7.01	7.61	8.29	9.19	11.80