A CUMBA — ORC Rating | RegattaPages

GPH

595.7

OSN

580

LOA

11 m

Displacement

5267 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.694

Medium

0.9176

High

1.0232

Triple Offshore

Low

0.893

Medium

1.1322

High

1.2504

Boat Specifications

Dimensions

Length overall: 11 m
Beam: 3.6 m
Draft: 2.09 m
Displacement: 5267 kg
Crew weight: 450 kg
Wetted surface: 26.54 m²

Sails

Mainsail: 42.39 m²
Genoa: 34.5 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 124.45 m²

Design

Type: J 112 std
Builder: J-Boats
Designer: Johnstone
Year built: 2015
Stability index: 121.8

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.

6,43.2,4.883612,52,5.44,60,5.76,75,6.02,90,6.02,110,6.15,120,6.02,135,5.44,144.2,4.931794,150,4.62
8,41.8,5.808369,52,6.5,60,6.79,75,6.99,90,7.12,110,7.28,120,7.2,135,6.75,146.9,6.004402,150,5.81
10,40.8,6.406911,52,7.09,60,7.3,75,7.46,90,7.48,110,7.81,120,7.78,135,7.51,149.4,6.877787,150,6.84
12,39.6,6.58003,52,7.3,60,7.52,75,7.75,90,7.82,110,8.16,120,8.31,135,8.03,150,7.48,150.9,7.427565
14,39.4,6.664652,52,7.38,60,7.61,75,7.96,90,8.14,110,8.44,120,8.78,135,8.61,150,7.85,150.5,7.812898
16,39.4,6.742298,52,7.42,60,7.66,75,8.08,90,8.44,110,8.71,120,9.12,135,9.24,150,8.25,174.4,7.314911
20,40,6.89255,52,7.55,60,7.79,75,8.15,90,8.81,110,9.18,120,9.77,135,10.87,142.3,10.313141,150,9.42

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.44	5.76	6.02	6.02	6.15	6.02	5.44	4.62
8	6.5	6.79	6.99	7.12	7.28	7.2	6.75	5.81
10	7.09	7.3	7.46	7.48	7.81	7.78	7.51	6.84
12	7.3	7.52	7.75	7.82	8.16	8.31	8.03	7.48
14	7.38	7.61	7.96	8.14	8.44	8.78	8.61	7.85
16	7.42	7.66	8.08	8.44	8.71	9.12	9.24	8.25
20	7.55	7.79	8.15	8.81	9.18	9.77	10.87	9.42

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	3.56	144.2°	4
8	41.8°	4.33	146.9°	5.03
10	40.8°	4.85	149.4°	5.92
12	39.6°	5.07	150.9°	6.49
14	39.4°	5.15	150.5°	6.8
16	39.4°	5.21	174.4°	7.28
20	40°	5.28	142.3°	8.16

Loading polar chart…