Dont Panic — ORC Rating

GPH

766.5

OSN

746.3

LOA

6.82 m

Displacement

957 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5601

Medium

0.7257

High

0.8029

Triple Offshore

Low

0.7078

Medium

0.8712

High

0.9587

Boat Specifications

Dimensions

Length overall: 6.82 m
Beam: 2.5 m
Draft: 1.43 m
Displacement: 957 kg
Crew weight: 275 kg
Wetted surface: 9.48 m²

Sails

Mainsail: 16.62 m²
Genoa: 12.58 m²
Spinnaker: 25.2 m²
Asymmetric spinnaker: 0 m²

Design

Type: HERO 70 MINITON
Builder: Hero
Designer: Eivind Amble
Year built: 1984
Stability index: 102

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.

6,41.2,4.146648,52,4.61,60,4.78,75,4.86,90,4.77,110,4.68,120,4.51,135,4.05,149.2,3.504238,150,3.47
8,39,4.70954,52,5.2,60,5.32,75,5.39,90,5.4,110,5.38,120,5.27,135,4.89,150,4.37,154.1,4.224298
10,37.2,4.946456,52,5.46,60,5.57,75,5.69,90,5.76,110,5.8,120,5.7,135,5.45,150,5.07,161,4.738141
12,37.2,5.046891,52,5.58,60,5.72,75,5.89,90,6,110,6.16,120,6.06,135,5.81,150,5.54,175.4,5.096416
14,37.5,5.104913,52,5.64,60,5.8,75,6.05,90,6.19,110,6.5,120,6.44,135,6.17,150,5.87,179,5.510839
16,37.8,5.138232,52,5.68,60,5.85,75,6.15,90,6.4,110,6.83,120,6.86,135,6.56,150,6.21,179,5.830888
20,39.3,5.169026,52,5.7,60,5.91,75,6.27,90,6.69,110,7.38,120,7.92,135,7.78,150,7.05,178.4,6.492531

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.61	4.78	4.86	4.77	4.68	4.51	4.05	3.47
8	5.2	5.32	5.39	5.4	5.38	5.27	4.89	4.37
10	5.46	5.57	5.69	5.76	5.8	5.7	5.45	5.07
12	5.58	5.72	5.89	6	6.16	6.06	5.81	5.54
14	5.64	5.8	6.05	6.19	6.5	6.44	6.17	5.87
16	5.68	5.85	6.15	6.4	6.83	6.86	6.56	6.21
20	5.7	5.91	6.27	6.69	7.38	7.92	7.78	7.05

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.2°	3.12	149.2°	3.01
8	39°	3.66	154.1°	3.8
10	37.2°	3.94	161°	4.48
12	37.2°	4.02	175.4°	5.08
14	37.5°	4.05	179°	5.51
16	37.8°	4.06	179°	5.83
20	39.3°	4	178.4°	6.49

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