Karukera — ORC Rating

GPH

535.3

OSN

520.5

LOA

12.205 m

Displacement

5646 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7609

Medium

1.019

High

1.1636

Triple Offshore

Low

0.9832

Medium

1.2606

High

1.4317

Boat Specifications

Dimensions

Length overall: 12.205 m
Beam: 3.97 m
Draft: 2.53 m
Displacement: 5646 kg
Crew weight: 849 kg
Wetted surface: 32.73 m²

Sails

Mainsail: 54.08 m²
Genoa: 39.67 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 171.17 m²

Design

Type: MAT 1220
Builder: M.A.T.
Designer: Mark mills
Year built: 2022
Stability index: 114.6

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.

6,42.6,5.488406,52,6.13,60,6.44,75,6.75,90,6.98,110,6.76,120,6.5,135,5.77,143,5.271491,150,4.86
8,40.5,6.457077,52,7.21,60,7.46,75,7.74,90,7.95,110,7.85,120,7.77,135,7.29,146,6.441204,150,6.16
10,38.7,7.008953,52,7.81,60,8.01,75,8.21,90,8.54,110,8.55,120,8.52,135,8.17,147.8,7.468744,150,7.3
12,37.6,7.257447,52,8.12,60,8.35,75,8.59,90,9,110,9.14,120,9.22,135,8.86,150,8.13,151.4,8.029768
14,37.6,7.43415,52,8.28,60,8.57,75,8.97,90,9.32,110,9.79,120,9.9,135,9.59,149.2,8.754774,150,8.68
16,37.2,7.507565,52,8.38,60,8.71,75,9.23,90,9.58,110,10.42,120,10.41,135,10.45,147.1,9.563852,150,9.28
20,37.2,7.595446,52,8.51,60,8.88,75,9.55,90,10.24,110,11.45,120,12,135,12.63,143.9,11.769949,150,10.98

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.13	6.44	6.75	6.98	6.76	6.5	5.77	4.86
8	7.21	7.46	7.74	7.95	7.85	7.77	7.29	6.16
10	7.81	8.01	8.21	8.54	8.55	8.52	8.17	7.3
12	8.12	8.35	8.59	9	9.14	9.22	8.86	8.13
14	8.28	8.57	8.97	9.32	9.79	9.9	9.59	8.68
16	8.38	8.71	9.23	9.58	10.42	10.41	10.45	9.28
20	8.51	8.88	9.55	10.24	11.45	12	12.63	10.98

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	4.04	143°	4.21
8	40.5°	4.91	146°	5.34
10	38.7°	5.47	147.8°	6.32
12	37.6°	5.75	151.4°	7.05
14	37.6°	5.89	149.2°	7.52
16	37.2°	5.98	147.1°	8.03
20	37.2°	6.05	143.9°	9.51

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