PEPECUBE: ORC Rating

GPH

730.5

OSN

711.8

LOA

9.657 m

Displacement

3211 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6294

Medium

0.8347

High

0.9314

Triple Offshore

Low

0.8099

Medium

1.045

High

1.142

Boat Specifications

Dimensions

Length overall: 9.657 m
Beam: 2.8 m
Draft: 1.65 m
Displacement: 3211 kg
Crew weight: 340 kg
Wetted surface: 18.68 m²

Sails

Mainsail: 18.61 m²
Genoa: 27.42 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 49.88 m²

Design

Type: LEADER 31
Builder: CANTIERI DEL GARDA
Designer: STEFINI/MIGLIARI
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.

6,42.9,3.972464,52,4.43,60,4.67,75,4.88,90,4.83,110,4.86,120,4.71,135,4.29,146.5,3.825464,150,3.69
8,41.4,4.679307,52,5.28,60,5.57,75,5.81,90,5.82,110,5.94,120,5.78,135,5.3,147.3,4.765239,150,4.63
10,41.7,5.236807,52,5.87,60,6.11,75,6.31,90,6.39,110,6.52,120,6.44,135,6.15,146.5,5.660247,150,5.45
12,42.3,5.556824,52,6.12,60,6.33,75,6.54,90,6.62,110,6.84,120,6.8,135,6.59,148.1,6.172173,150,6.06
14,42,5.624745,52,6.2,60,6.42,75,6.68,90,6.82,110,7.12,120,7.14,135,6.92,150,6.42,168.5,5.735135
16,42.1,5.647084,52,6.23,60,6.46,75,6.76,90,6.99,110,7.33,120,7.46,135,7.26,150,6.68,176.4,6.16216
20,43.9,5.634576,52,6.18,60,6.46,75,6.82,90,7.23,110,7.61,120,7.95,135,7.99,150,7.21,178.2,6.753332

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.43	4.67	4.88	4.83	4.86	4.71	4.29	3.69
8	5.28	5.57	5.81	5.82	5.94	5.78	5.3	4.63
10	5.87	6.11	6.31	6.39	6.52	6.44	6.15	5.45
12	6.12	6.33	6.54	6.62	6.84	6.8	6.59	6.06
14	6.2	6.42	6.68	6.82	7.12	7.14	6.92	6.42
16	6.23	6.46	6.76	6.99	7.33	7.46	7.26	6.68
20	6.18	6.46	6.82	7.23	7.61	7.95	7.99	7.21

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.9°	2.91	146.5°	3.19
8	41.4°	3.51	147.3°	4.01
10	41.7°	3.91	146.5°	4.72
12	42.3°	4.11	148.1°	5.24
14	42°	4.18	168.5°	5.62
16	42.1°	4.19	176.4°	6.15
20	43.9°	4.06	178.2°	6.75

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°	4.43	5.28	5.87	6.12	6.20	6.23	6.18
60°	4.67	5.57	6.11	6.33	6.42	6.46	6.46
75°	4.88	5.81	6.31	6.54	6.68	6.76	6.82
90°	4.83	5.82	6.39	6.62	6.82	6.99	7.23
110°	4.86	5.94	6.52	6.84	7.12	7.33	7.61
120°	4.71	5.78	6.44	6.80	7.14	7.46	7.95
135°	4.29	5.30	6.15	6.59	6.92	7.26	7.99
150°	3.69	4.63	5.45	6.06	6.42	6.68	7.21