Narwal — ORC Rating | RegattaPages

GPH

603.9

OSN

587

LOA

11 m

Displacement

5315 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6745

Medium

0.9061

High

1.0232

Triple Offshore

Low

0.8713

Medium

1.121

High

1.2469

Boat Specifications

Dimensions

Length overall: 11 m
Beam: 3.6 m
Draft: 2.09 m
Displacement: 5315 kg
Crew weight: 550 kg
Wetted surface: 27.26 m²

Sails

Mainsail: 40.17 m²
Genoa: 31.65 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 104.72 m²

Design

Type: J-112E
Builder: J-Boats
Designer: Johnstone
Year built: 2015

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.

6,43.1,4.738673,52,5.31,60,5.63,75,5.9,90,5.93,110,6.03,120,5.88,135,5.31,144,4.808304,150,4.5
8,41.6,5.616489,52,6.32,60,6.63,75,6.88,90,7.07,110,7.19,120,7.07,135,6.55,147.5,5.786163,150,5.64
10,40.5,6.286116,52,7.01,60,7.22,75,7.38,90,7.56,110,7.74,120,7.67,135,7.36,149,6.708142,150,6.64
12,39.4,6.612887,52,7.32,60,7.5,75,7.69,90,7.75,110,8.19,120,8.16,135,7.84,150,7.3,150.5,7.261399
14,39,6.729753,52,7.44,60,7.66,75,7.93,90,8.03,110,8.54,120,8.69,135,8.34,150,7.64,152.5,7.508364
16,39.4,6.819944,52,7.49,60,7.73,75,8.13,90,8.35,110,8.81,120,9.19,135,8.89,150,8,176.5,7.213455
20,39.2,6.90372,52,7.56,60,7.78,75,8.3,90,8.85,110,9.3,120,9.87,135,10.28,150,8.91,177.5,7.967583

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.31	5.63	5.9	5.93	6.03	5.88	5.31	4.5
8	6.32	6.63	6.88	7.07	7.19	7.07	6.55	5.64
10	7.01	7.22	7.38	7.56	7.74	7.67	7.36	6.64
12	7.32	7.5	7.69	7.75	8.19	8.16	7.84	7.3
14	7.44	7.66	7.93	8.03	8.54	8.69	8.34	7.64
16	7.49	7.73	8.13	8.35	8.81	9.19	8.89	8
20	7.56	7.78	8.3	8.85	9.3	9.87	10.28	8.91

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.1°	3.46	144°	3.89
8	41.6°	4.2	147.5°	4.88
10	40.5°	4.78	149°	5.75
12	39.4°	5.11	150.5°	6.32
14	39°	5.23	152.5°	6.66
16	39.4°	5.27	176.5°	7.2
20	39.2°	5.35	177.5°	7.96

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