Eva: ORC Rating

GPH

708.9

OSN

691.6

LOA

10.6 m

Displacement

3200 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5837

Medium

0.7733

High

0.8733

Triple Offshore

Low

0.7517

Medium

0.9516

High

1.0429

Boat Specifications

Dimensions

Length overall: 10.6 m
Beam: 2.12 m
Draft: 1.52 m
Displacement: 3200 kg
Crew weight: 320 kg
Wetted surface: 17.09 m²

Sails

Mainsail: 27.82 m²
Genoa: 20.34 m²
Spinnaker: 48.59 m²
Asymmetric spinnaker: 0 m²

Design

Type: Erikoisluokka A
Builder: Valdemarsvik Båtva
Designer: Knud Reimers
Year built: 1936
Stability index: 155.2

Performance data

Polar CSV

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

6,41.7,4.232304,52,4.73,60,4.97,75,5.17,90,5.11,110,5.08,120,4.88,135,4.37,147.8,3.79346,150,3.71
8,41.8,5.030343,52,5.62,60,5.86,75,6.02,90,6.04,110,6.09,120,5.94,135,5.36,150,4.65,153.2,4.526175
10,41.8,5.473013,52,6.04,60,6.23,75,6.39,90,6.42,110,6.55,120,6.47,135,6.19,150,5.57,150.5,5.549455
12,41.2,5.621898,52,6.19,60,6.39,75,6.59,90,6.68,110,6.88,120,6.82,135,6.59,150,6.25,161,5.890947
14,40.8,5.680354,52,6.26,60,6.47,75,6.74,90,6.9,110,7.08,120,7.16,135,6.93,150,6.61,176.6,6.150827
16,41.2,5.728222,52,6.3,60,6.51,75,6.82,90,7.07,110,7.23,120,7.44,135,7.28,150,6.94,179,6.520993
20,41.1,5.812384,52,6.37,60,6.56,75,6.9,90,7.3,110,7.47,120,7.72,135,7.93,150,7.58,179,7.141088

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.73	4.97	5.17	5.11	5.08	4.88	4.37	3.71
8	5.62	5.86	6.02	6.04	6.09	5.94	5.36	4.65
10	6.04	6.23	6.39	6.42	6.55	6.47	6.19	5.57
12	6.19	6.39	6.59	6.68	6.88	6.82	6.59	6.25
14	6.26	6.47	6.74	6.9	7.08	7.16	6.93	6.61
16	6.3	6.51	6.82	7.07	7.23	7.44	7.28	6.94
20	6.37	6.56	6.9	7.3	7.47	7.72	7.93	7.58

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.7°	3.16	147.8°	3.21
8	41.8°	3.75	153.2°	4.04
10	41.8°	4.08	150.5°	4.83
12	41.2°	4.23	161°	5.57
14	40.8°	4.3	176.6°	6.14
16	41.2°	4.31	179°	6.52
20	41.1°	4.38	179°	7.14

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°	4.73	5.62	6.04	6.19	6.26	6.30	6.37
60°	4.97	5.86	6.23	6.39	6.47	6.51	6.56
75°	5.17	6.02	6.39	6.59	6.74	6.82	6.90
90°	5.11	6.04	6.42	6.68	6.90	7.07	7.30
110°	5.08	6.09	6.55	6.88	7.08	7.23	7.47
120°	4.88	5.94	6.47	6.82	7.16	7.44	7.72
135°	4.37	5.36	6.19	6.59	6.93	7.28	7.93
150°	3.71	4.65	5.57	6.25	6.61	6.94	7.58