Pura Vida: ORC Rating

GPH

828.4

OSN

802.3

LOA

7.88 m

Displacement

2182 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5369

Medium

0.7408

High

0.8778

Triple Offshore

Low

0.6944

Medium

0.9261

High

1.0611

Boat Specifications

Dimensions

Length overall: 7.88 m
Beam: 2.7 m
Draft: 1.32 m
Displacement: 2182 kg
Crew weight: 270 kg
Wetted surface: 13.51 m²

Sails

Mainsail: 11.79 m²
Genoa: 17.93 m²
Spinnaker: 43.95 m²
Asymmetric spinnaker: 0 m²

Design

Type: Ecume de Mer
Builder: Mallard
Designer: Finot
Year built: 1974

Performance data

Polar CSV

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

6,44.5,3.322816,52,3.66,60,3.89,75,4.08,90,4.21,110,4.36,120,4.21,135,3.81,148.8,3.355296,150,3.31
8,43.4,3.922515,52,4.36,60,4.62,75,4.85,90,5.16,110,5.33,120,5.23,135,4.76,150,4.18,152.6,4.088688
10,43.7,4.412372,52,4.92,60,5.21,75,5.44,90,5.76,110,5.86,120,5.81,135,5.58,150,5.02,151,4.97359
12,44.3,4.890367,52,5.36,60,5.59,75,5.76,90,6.05,110,6.2,120,6.15,135,5.97,150,5.65,164.7,5.194092
14,43.3,5.180188,52,5.62,60,5.81,75,5.98,90,6.22,110,6.51,120,6.48,135,6.28,150,5.99,180,5.55
16,43.1,5.313887,52,5.76,60,5.95,75,6.16,90,6.33,110,6.78,120,6.79,135,6.59,150,6.27,180,5.9
20,44.5,5.383803,52,5.78,60,6.04,75,6.42,90,6.62,110,7.06,120,7.27,135,7.15,150,6.83,180,6.45

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	3.66	3.89	4.08	4.21	4.36	4.21	3.81	3.31
8	4.36	4.62	4.85	5.16	5.33	5.23	4.76	4.18
10	4.92	5.21	5.44	5.76	5.86	5.81	5.58	5.02
12	5.36	5.59	5.76	6.05	6.2	6.15	5.97	5.65
14	5.62	5.81	5.98	6.22	6.51	6.48	6.28	5.99
16	5.76	5.95	6.16	6.33	6.78	6.79	6.59	6.27
20	5.78	6.04	6.42	6.62	7.06	7.27	7.15	6.83

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.5°	2.37	148.8°	2.87
8	43.4°	2.85	152.6°	3.63
10	43.7°	3.19	151°	4.35
12	44.3°	3.5	164.7°	5.01
14	43.3°	3.77	180°	5.55
16	43.1°	3.88	180°	5.9
20	44.5°	3.84	180°	6.45

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°	3.66	4.36	4.92	5.36	5.62	5.76	5.78
60°	3.89	4.62	5.21	5.59	5.81	5.95	6.04
75°	4.08	4.85	5.44	5.76	5.98	6.16	6.42
90°	4.21	5.16	5.76	6.05	6.22	6.33	6.62
110°	4.36	5.33	5.86	6.20	6.51	6.78	7.06
120°	4.21	5.23	5.81	6.15	6.48	6.79	7.27
135°	3.81	4.76	5.58	5.97	6.28	6.59	7.15
150°	3.31	4.18	5.02	5.65	5.99	6.27	6.83