Ferox — ORC Rating | RegattaPages

GPH

704

OSN

682.5

LOA

8.75 m

Displacement

3627 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5711

Medium

0.7837

High

0.9169

Triple Offshore

Low

0.7373

Medium

0.9646

High

1.0895

Boat Specifications

Dimensions

Length overall: 8.75 m
Beam: 3.02 m
Draft: 1.82 m
Displacement: 3627 kg
Crew weight: 380 kg
Wetted surface: 19.43 m²

Sails

Mainsail: 24.06 m²
Genoa: 18.52 m²
Spinnaker: 53.84 m²
Asymmetric spinnaker: 0 m²

Design

Type: Dehler 29
Builder: Dehler
Designer: Judel & Vrolijk
Year built: 1997

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.

6,43.5,4.080651,52,4.52,60,4.78,75,4.96,90,5.05,110,5.09,120,4.93,135,4.47,147,3.910952,150,3.79
8,41.2,4.718141,52,5.32,60,5.6,75,5.83,90,6.04,110,6.12,120,5.97,135,5.45,150,4.77,151.5,4.699499
10,40.9,5.292031,52,5.95,60,6.18,75,6.35,90,6.58,110,6.64,120,6.57,135,6.26,150,5.62,152.5,5.501624
12,40.1,5.752225,52,6.34,60,6.5,75,6.63,90,6.86,110,6.97,120,6.9,135,6.68,150,6.31,160,5.92747
14,39,5.957697,52,6.53,60,6.69,75,6.84,90,6.99,110,7.3,120,7.24,135,7,150,6.69,180,6.18
16,38.4,5.997243,52,6.62,60,6.8,75,7.01,90,7.1,110,7.61,120,7.6,135,7.34,150,6.98,180,6.59
20,39,6.009167,52,6.65,60,6.86,75,7.23,90,7.51,110,7.95,120,8.28,135,8.1,150,7.64,180,7.18

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.52	4.78	4.96	5.05	5.09	4.93	4.47	3.79
8	5.32	5.6	5.83	6.04	6.12	5.97	5.45	4.77
10	5.95	6.18	6.35	6.58	6.64	6.57	6.26	5.62
12	6.34	6.5	6.63	6.86	6.97	6.9	6.68	6.31
14	6.53	6.69	6.84	6.99	7.3	7.24	7	6.69
16	6.62	6.8	7.01	7.1	7.61	7.6	7.34	6.98
20	6.65	6.86	7.23	7.51	7.95	8.28	8.1	7.64

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	2.96	147°	3.28
8	41.2°	3.55	151.5°	4.13
10	40.9°	4	152.5°	4.88
12	40.1°	4.4	160°	5.57
14	39°	4.63	180°	6.18
16	38.4°	4.7	180°	6.59
20	39°	4.67	180°	7.18

Loading polar chart…