ENTROPIC — ORC Rating

GPH

665.1

OSN

647.7

LOA

8.3 m

Displacement

2821 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6253

Medium

0.8168

High

0.9137

Triple Offshore

Low

0.8004

Medium

1.0125

High

1.1234

Boat Specifications

Dimensions

Length overall: 8.3 m
Beam: 3.01 m
Draft: 1.83 m
Displacement: 2821 kg
Crew weight: 250 kg
Wetted surface: 19.32 m²

Sails

Mainsail: 29.92 m²
Genoa: 27.39 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 62.45 m²

Design

Type: FIRST 27.7 SD
Builder: BENETEAU SA
Designer: Groupe FINOT
Year built: 2000
Stability index: 125.6

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.

6,42.6,4.564615,52,5.08,60,5.33,75,5.5,90,5.41,110,5.34,120,5.18,135,4.66,145.1,4.182152,150,3.96
8,40.6,5.320891,52,5.94,60,6.15,75,6.29,90,6.26,110,6.35,120,6.22,135,5.76,147.8,5.14067,150,5.02
10,39.4,5.732894,52,6.39,60,6.57,75,6.73,90,6.77,110,6.93,120,6.85,135,6.54,148.2,5.988991,150,5.87
12,38.8,5.889614,52,6.56,60,6.76,75,7.02,90,7.12,110,7.43,120,7.39,135,7.06,148.9,6.540015,150,6.46
14,38.7,5.971064,52,6.65,60,6.87,75,7.21,90,7.45,110,7.86,120,7.92,135,7.6,150,6.86,171.2,6.08159
16,38.7,6.009504,52,6.69,60,6.93,75,7.34,90,7.72,110,8.14,120,8.44,135,8.15,150,7.25,174.8,6.546945
20,39.4,6.004657,52,6.71,60,6.98,75,7.49,90,8.05,110,8.62,120,9.24,135,9.47,150,8.1,175.7,7.330635

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.08	5.33	5.5	5.41	5.34	5.18	4.66	3.96
8	5.94	6.15	6.29	6.26	6.35	6.22	5.76	5.02
10	6.39	6.57	6.73	6.77	6.93	6.85	6.54	5.87
12	6.56	6.76	7.02	7.12	7.43	7.39	7.06	6.46
14	6.65	6.87	7.21	7.45	7.86	7.92	7.6	6.86
16	6.69	6.93	7.34	7.72	8.14	8.44	8.15	7.25
20	6.71	6.98	7.49	8.05	8.62	9.24	9.47	8.1

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.36	145.1°	3.43
8	40.6°	4.04	147.8°	4.35
10	39.4°	4.43	148.2°	5.09
12	38.8°	4.59	148.9°	5.6
14	38.7°	4.66	171.2°	6.01
16	38.7°	4.69	174.8°	6.52
20	39.4°	4.64	175.7°	7.31

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