ZOOM — ORC Rating | RegattaPages

GPH

712.6

OSN

694.7

LOA

7.92 m

Displacement

1495 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6076

Medium

0.7792

High

0.859

Triple Offshore

Low

0.7667

Medium

0.9349

High

1.021

Boat Specifications

Dimensions

Length overall: 7.92 m
Beam: 2.8 m
Draft: 1.56 m
Displacement: 1495 kg
Crew weight: 312 kg
Wetted surface: 11.64 m²

Sails

Mainsail: 20.52 m²
Genoa: 14.36 m²
Spinnaker: 44.57 m²
Asymmetric spinnaker: 0 m²

Design

Type: PROTIS 1/4 Ton Mod
Builder: DUFOUR SA
Designer: FAUROUX Jacques
Year built: 1982
Stability index: 104.2

Velocity Prediction

Polar CSV

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

6,41.2,4.306135,52,4.82,60,5.01,75,5.12,90,5.15,110,5.19,120,5.05,135,4.61,146.9,4.082516,150,3.95
8,39.4,4.943489,52,5.47,60,5.62,75,5.71,90,5.8,110,5.9,120,5.81,135,5.5,150,4.92,151.6,4.842843
10,37.6,5.237983,52,5.79,60,5.92,75,6.03,90,6.1,110,6.29,120,6.25,135,6.01,150,5.62,157.4,5.361726
12,37.2,5.348198,52,5.94,60,6.09,75,6.25,90,6.3,110,6.6,120,6.62,135,6.39,150,6.06,171.8,5.577018
14,37.6,5.427308,52,6,60,6.17,75,6.42,90,6.53,110,6.84,120,6.97,135,6.79,150,6.42,178.1,5.963279
16,37.8,5.454626,52,6.04,60,6.23,75,6.52,90,6.73,110,7.02,120,7.3,135,7.23,150,6.79,179,6.310961
20,39,5.481596,52,6.06,60,6.27,75,6.64,90,7.02,110,7.32,120,7.88,135,8.61,150,7.78,178.4,7.022738

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.82	5.01	5.12	5.15	5.19	5.05	4.61	3.95
8	5.47	5.62	5.71	5.8	5.9	5.81	5.5	4.92
10	5.79	5.92	6.03	6.1	6.29	6.25	6.01	5.62
12	5.94	6.09	6.25	6.3	6.6	6.62	6.39	6.06
14	6	6.17	6.42	6.53	6.84	6.97	6.79	6.42
16	6.04	6.23	6.52	6.73	7.02	7.3	7.23	6.79
20	6.06	6.27	6.64	7.02	7.32	7.88	8.61	7.78

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.2°	3.24	146.9°	3.42
8	39.4°	3.82	151.6°	4.26
10	37.6°	4.15	157.4°	4.95
12	37.2°	4.26	171.8°	5.52
14	37.6°	4.3	178.1°	5.96
16	37.8°	4.31	179°	6.31
20	39°	4.26	178.4°	7.02

Loading polar chart…