PUNTA HERMINIA — ORC Rating

GPH

672.6

OSN

655.6

LOA

8 m

Displacement

1537 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6944

Medium

0.9142

High

1.0324

Triple Offshore

Low

0.8926

Medium

1.1239

High

1.2603

Boat Specifications

Dimensions

Length overall: 8 m
Beam: 2.49 m
Draft: 1.51 m
Displacement: 1537 kg
Crew weight: 330 kg
Wetted surface: 13.92 m²

Sails

Mainsail: 21 m²
Genoa: 13.5 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 64.5 m²

Design

Type: J 80
Builder: J COMPOSITE
Designer: JOHNSTONE
Year built: 1993

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.

6,42.3,4.24536,52,4.76,60,5.02,75,5.24,90,5.51,110,5.61,120,5.46,135,4.9,145.1,4.401624,150,4.17
8,41.4,5.065916,52,5.68,60,5.91,75,6.06,90,6.3,110,6.43,120,6.36,135,6,147.9,5.335714,150,5.22
10,39.7,5.588774,52,6.16,60,6.31,75,6.44,90,6.55,110,6.92,120,6.9,135,6.59,149.6,6.075266,150,6.05
12,38.6,5.758007,52,6.34,60,6.52,75,6.74,90,6.79,110,7.29,120,7.48,135,7.14,150,6.51,151.3,6.452744
14,38.4,5.818602,52,6.42,60,6.64,75,7.01,90,7.18,110,7.6,120,7.98,135,7.79,150,6.89,176.3,6.122762
16,38.5,5.852226,52,6.46,60,6.7,75,7.18,90,7.53,110,7.9,120,8.37,135,8.57,150,7.38,177.5,6.506192
20,38.8,5.94094,52,6.55,60,6.81,75,7.31,90,7.99,110,8.55,120,9.21,135,10.54,140.1,10.388897,150,9.2

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.76	5.02	5.24	5.51	5.61	5.46	4.9	4.17
8	5.68	5.91	6.06	6.3	6.43	6.36	6	5.22
10	6.16	6.31	6.44	6.55	6.92	6.9	6.59	6.05
12	6.34	6.52	6.74	6.79	7.29	7.48	7.14	6.51
14	6.42	6.64	7.01	7.18	7.6	7.98	7.79	6.89
16	6.46	6.7	7.18	7.53	7.9	8.37	8.57	7.38
20	6.55	6.81	7.31	7.99	8.55	9.21	10.54	9.2

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.3°	3.14	145.1°	3.61
8	41.4°	3.8	147.9°	4.52
10	39.7°	4.3	149.6°	5.24
12	38.6°	4.5	151.3°	5.66
14	38.4°	4.56	176.3°	6.11
16	38.5°	4.58	177.5°	6.5
20	38.8°	4.63	140.1°	7.97

Loading polar chart…