ZOOM — ORC Rating | RegattaPages

GPH

705

OSN

686.2

LOA

7.92 m

Displacement

1495 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5971

Medium

0.7874

High

0.8794

Triple Offshore

Low

0.7622

Medium

0.9514

High

1.0495

Boat Specifications

Dimensions

Length overall: 7.92 m
Beam: 2.8 m
Draft: 1.56 m
Displacement: 1495 kg
Crew weight: 330 kg
Wetted surface: 11.69 m²

Sails

Mainsail: 20.52 m²
Genoa: 14.36 m²
Spinnaker: 46.76 m²
Asymmetric spinnaker: 0 m²

Design

Type: PROTIS 1/4 Ton Mod
Builder: DUFOUR SA
Designer: FAUROUX Jacques
Year built: 1982
Stability index: 103.6

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.

6,41.4,4.11939,52,4.67,60,4.93,75,5.11,90,5.24,110,5.28,120,5.12,135,4.63,147.8,4.065266,150,3.98
8,41.8,4.963272,52,5.49,60,5.67,75,5.8,90,5.94,110,6.02,120,5.94,135,5.63,149.3,5.000859,150,4.96
10,39.3,5.349942,52,5.86,60,6,75,6.12,90,6.26,110,6.46,120,6.4,135,6.13,150,5.75,156.1,5.512691
12,38.2,5.497184,52,6.05,60,6.21,75,6.39,90,6.44,110,6.84,120,6.84,135,6.57,150,6.19,170,5.706698
14,38.1,5.565898,52,6.14,60,6.35,75,6.62,90,6.74,110,7.08,120,7.22,135,6.99,150,6.6,178.4,6.072368
16,38.2,5.586259,52,6.19,60,6.43,75,6.79,90,6.98,110,7.26,120,7.55,135,7.43,150,6.99,178.4,6.452516
20,38.5,5.647782,52,6.24,60,6.47,75,6.93,90,7.34,110,7.55,120,8.02,135,8.65,150,7.86,178.1,7.193955

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.67	4.93	5.11	5.24	5.28	5.12	4.63	3.98
8	5.49	5.67	5.8	5.94	6.02	5.94	5.63	4.96
10	5.86	6	6.12	6.26	6.46	6.4	6.13	5.75
12	6.05	6.21	6.39	6.44	6.84	6.84	6.57	6.19
14	6.14	6.35	6.62	6.74	7.08	7.22	6.99	6.6
16	6.19	6.43	6.79	6.98	7.26	7.55	7.43	6.99
20	6.24	6.47	6.93	7.34	7.55	8.02	8.65	7.86

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.4°	3.09	147.8°	3.44
8	41.8°	3.7	149.3°	4.3
10	39.3°	4.14	156.1°	5.04
12	38.2°	4.32	170°	5.62
14	38.1°	4.38	178.4°	6.07
16	38.2°	4.39	178.4°	6.45
20	38.5°	4.42	178.1°	7.19

Loading polar chart…