Plan B: ORC Rating

GPH

646

OSN

627.8

LOA

9.983 m

Displacement

5300 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6294

Medium

0.8536

High

0.9833

Triple Offshore

Low

0.8124

Medium

1.0478

High

1.1708

Boat Specifications

Dimensions

Length overall: 9.983 m
Beam: 3.47 m
Draft: 2.06 m
Displacement: 5300 kg
Crew weight: 540 kg
Wetted surface: 25.02 m²

Sails

Mainsail: 34.18 m²
Genoa: 25.67 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 90.08 m²

Design

Type: Elan 340
Builder: Elan Yachts
Designer: Rob Humprey
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.

6,42.8,4.429423,52,4.95,60,5.22,75,5.42,90,5.6,110,5.66,120,5.5,135,4.96,145,4.44362,150,4.2
8,40.5,5.128839,52,5.82,60,6.11,75,6.35,90,6.63,110,6.73,120,6.59,135,6.06,150,5.24234
10,40.5,5.786383,52,6.48,60,6.69,75,6.86,90,7.11,110,7.22,120,7.15,135,6.86,150,6.18,151,6.128378
12,39.8,6.208645,52,6.83,60,6.99,75,7.14,90,7.32,110,7.56,120,7.51,135,7.27,150,6.88,158,6.535921
14,39,6.356592,52,6.99,60,7.16,75,7.34,90,7.43,110,7.9,120,7.9,135,7.63,150,7.26,180,6.67
16,38.6,6.384989,52,7.05,60,7.25,75,7.51,90,7.64,110,8.12,120,8.31,135,8.04,150,7.59,180,7.11
20,38.6,6.410581,52,7.07,60,7.29,75,7.7,90,8.07,110,8.49,120,8.9,135,8.95,150,8.38,180,7.78

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.95	5.22	5.42	5.6	5.66	5.5	4.96	4.2
8	5.82	6.11	6.35	6.63	6.73	6.59	6.06	5.25
10	6.48	6.69	6.86	7.11	7.22	7.15	6.86	6.18
12	6.83	6.99	7.14	7.32	7.56	7.51	7.27	6.88
14	6.99	7.16	7.34	7.43	7.9	7.9	7.63	7.26
16	7.05	7.25	7.51	7.64	8.12	8.31	8.04	7.59
20	7.07	7.29	7.7	8.07	8.49	8.9	8.95	8.38

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.25	145°	3.64
8	40.5°	3.9	150°	4.54
10	40.5°	4.4	151°	5.36
12	39.8°	4.77	158°	6.06
14	39°	4.94	180°	6.67
16	38.6°	4.99	180°	7.11
20	38.6°	5.01	180°	7.78

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°	4.95	5.82	6.48	6.83	6.99	7.05	7.07
60°	5.22	6.11	6.69	6.99	7.16	7.25	7.29
75°	5.42	6.35	6.86	7.14	7.34	7.51	7.70
90°	5.60	6.63	7.11	7.32	7.43	7.64	8.07
110°	5.66	6.73	7.22	7.56	7.90	8.12	8.49
120°	5.50	6.59	7.15	7.51	7.90	8.31	8.90
135°	4.96	6.06	6.86	7.27	7.63	8.04	8.95
150°	4.20	5.25	6.18	6.88	7.26	7.59	8.38