CAVOK 4 — ORC Rating | RegattaPages

GPH

638.4

OSN

618

LOA

9.6 m

Displacement

3550 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6293

Medium

0.8669

High

1.0068

Triple Offshore

Low

0.8133

Medium

1.0631

High

1.2101

Boat Specifications

Dimensions

Length overall: 9.6 m
Beam: 3.45 m
Draft: 1.99 m
Displacement: 3550 kg
Crew weight: 581 kg
Wetted surface: 22.48 m²

Sails

Mainsail: 30.23 m²
Genoa: 23.15 m²
Spinnaker: 77.51 m²
Asymmetric spinnaker: 67.39 m²

Design

Type: JPK 960
Builder: JPK Composites
Designer: VALER Jacques
Year built: 2003

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.

6,42.8,4.415794,52,4.97,60,5.26,75,5.48,90,5.59,110,5.6,120,5.44,135,4.92,145,4.406996,150,4.17
8,41.2,5.236473,52,5.94,60,6.23,75,6.45,90,6.63,110,6.7,120,6.58,135,6.08,149,5.308182,150,5.25
10,40.7,5.948814,52,6.58,60,6.77,75,6.92,90,7.14,110,7.23,120,7.16,135,6.86,150,6.21,151,6.151245
12,38.6,6.29542,52,6.92,60,7.07,75,7.22,90,7.45,110,7.7,120,7.63,135,7.31,150,6.88,158,6.546706
14,37.5,6.415805,52,7.1,60,7.28,75,7.51,90,7.63,110,8.17,120,8.18,135,7.79,150,7.29,180,6.68
16,37.5,6.504038,52,7.18,60,7.41,75,7.77,90,7.91,110,8.55,120,8.74,135,8.34,150,7.73,180,7.12
20,37.5,6.554457,52,7.22,60,7.49,75,8.07,90,8.55,110,9.11,120,9.71,135,9.73,150,8.77,180,7.95

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.97	5.26	5.48	5.59	5.6	5.44	4.92	4.17
8	5.94	6.23	6.45	6.63	6.7	6.58	6.08	5.25
10	6.58	6.77	6.92	7.14	7.23	7.16	6.86	6.21
12	6.92	7.07	7.22	7.45	7.7	7.63	7.31	6.88
14	7.1	7.28	7.51	7.63	8.17	8.18	7.79	7.29
16	7.18	7.41	7.77	7.91	8.55	8.74	8.34	7.73
20	7.22	7.49	8.07	8.55	9.11	9.71	9.73	8.77

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.24	145°	3.61
8	41.2°	3.94	149°	4.55
10	40.7°	4.51	151°	5.38
12	38.6°	4.92	158°	6.07
14	37.5°	5.09	180°	6.68
16	37.5°	5.16	180°	7.12
20	37.5°	5.2	180°	7.95

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