Snorkfrøken: ORC Rating

GPH

676.9

OSN

656.2

LOA

9.47 m

Displacement

4517 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.606

Medium

0.8214

High

0.9415

Triple Offshore

Low

0.7778

Medium

High

1.1093

Boat Specifications

Dimensions

Length overall: 9.47 m
Beam: 3.3 m
Draft: 1.92 m
Displacement: 4517 kg
Crew weight: 547 kg
Wetted surface: 21.58 m²

Sails

Mainsail: 31.03 m²
Genoa: 26.74 m²
Spinnaker: 58.1 m²
Asymmetric spinnaker: 0 m²

Design

Type: Elan 31 Modified
Builder: Elan Marine
Designer: RobHumphreys
Year built: 2002

Performance data

Polar CSV

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

6,43,4.512181,52,5,60,5.24,75,5.38,90,5.27,110,5.17,120,4.98,135,4.46,145.1,3.987066,150,3.77
8,40.7,5.236539,52,5.85,60,6.06,75,6.2,90,6.15,110,6.2,120,6.04,135,5.52,150,4.83,150.1,4.821797
10,39.2,5.716538,52,6.33,60,6.49,75,6.61,90,6.66,110,6.74,120,6.65,135,6.3,150,5.71,153.7,5.532711
12,38.2,5.955283,52,6.57,60,6.72,75,6.86,90,6.93,110,7.07,120,7.01,135,6.76,150,6.37,160.1,5.998161
14,37.6,6.045769,52,6.68,60,6.85,75,7.04,90,7.12,110,7.37,120,7.32,135,7.09,150,6.78,174.5,6.258814
16,37.4,6.105124,52,6.74,60,6.92,75,7.18,90,7.32,110,7.62,120,7.62,135,7.41,150,7.09,178.8,6.671463
20,37.3,6.159853,52,6.81,60,7,75,7.32,90,7.62,110,7.94,120,8.19,135,8.08,150,7.7,179,7.261106
24,38,6.154738,52,6.82,60,7.03,75,7.42,90,7.79,110,8.17,120,8.58,135,8.88,150,8.39,179,7.841194

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5	5.24	5.38	5.27	5.17	4.98	4.46	3.77
8	5.85	6.06	6.2	6.15	6.2	6.04	5.52	4.83
10	6.33	6.49	6.61	6.66	6.74	6.65	6.3	5.71
12	6.57	6.72	6.86	6.93	7.07	7.01	6.76	6.37
14	6.68	6.85	7.04	7.12	7.37	7.32	7.09	6.78
16	6.74	6.92	7.18	7.32	7.62	7.62	7.41	7.09
20	6.81	7	7.32	7.62	7.94	8.19	8.08	7.7
24	6.82	7.03	7.42	7.79	8.17	8.58	8.88	8.39

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.3	145.1°	3.27
8	40.7°	3.97	150.1°	4.18
10	39.2°	4.43	153.7°	4.96
12	38.2°	4.68	160.1°	5.64
14	37.6°	4.79	174.5°	6.23
16	37.4°	4.85	178.8°	6.67
20	37.3°	4.9	179°	7.26
24	38°	4.85	179°	7.84

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 kt24 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)	Boat speed in 24 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.00	5.85	6.33	6.57	6.68	6.74	6.81	6.82
60°	5.24	6.06	6.49	6.72	6.85	6.92	7.00	7.03
75°	5.38	6.20	6.61	6.86	7.04	7.18	7.32	7.42
90°	5.27	6.15	6.66	6.93	7.12	7.32	7.62	7.79
110°	5.17	6.20	6.74	7.07	7.37	7.62	7.94	8.17
120°	4.98	6.04	6.65	7.01	7.32	7.62	8.19	8.58
135°	4.46	5.52	6.30	6.76	7.09	7.41	8.08	8.88
150°	3.77	4.83	5.71	6.37	6.78	7.09	7.70	8.39