GREEK FIRE — ORC Rating

GPH

612.9

OSN

594.5

LOA

10.82 m

Displacement

4394 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6802

Medium

0.9091

High

1.0357

Triple Offshore

Low

0.8683

Medium

1.0988

High

1.22

Boat Specifications

Dimensions

Length overall: 10.82 m
Beam: 3.65 m
Draft: 2.11 m
Displacement: 4394 kg
Crew weight: 545 kg
Wetted surface: 24.45 m²

Sails

Mainsail: 32.45 m²
Genoa: 42.76 m²
Spinnaker: 92.16 m²
Asymmetric spinnaker: 0 m²

Design

Type: J 35
Builder: Tillotson-Pearson
Designer: R. Johnstone
Year built: 1983
Stability index: 112.9

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.

6,42,5.059579,52,5.66,60,5.91,75,6.05,90,5.91,110,5.64,120,5.49,135,4.97,144.2,4.463274,150,4.18
8,40,5.900441,52,6.54,60,6.7,75,6.8,90,6.73,110,6.72,120,6.6,135,6.14,148.7,5.383524,150,5.32
10,37.6,6.310823,52,6.96,60,7.09,75,7.18,90,7.18,110,7.28,120,7.22,135,6.91,150,6.27,152.3,6.14416
12,36.4,6.485328,52,7.16,60,7.3,75,7.45,90,7.49,110,7.66,120,7.66,135,7.39,150,6.95,158.6,6.594664
14,35.8,6.571616,52,7.26,60,7.43,75,7.66,90,7.76,110,7.99,120,8.06,135,7.83,150,7.4,171.2,6.789928
16,35.7,6.649562,52,7.33,60,7.51,75,7.8,90,7.99,110,8.25,120,8.43,135,8.26,150,7.8,177.2,7.188582
20,35.4,6.686068,52,7.4,60,7.6,75,7.97,90,8.34,110,8.65,120,9.14,135,9.31,150,8.67,178.4,7.953101

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.66	5.91	6.05	5.91	5.64	5.49	4.97	4.18
8	6.54	6.7	6.8	6.73	6.72	6.6	6.14	5.32
10	6.96	7.09	7.18	7.18	7.28	7.22	6.91	6.27
12	7.16	7.3	7.45	7.49	7.66	7.66	7.39	6.95
14	7.26	7.43	7.66	7.76	7.99	8.06	7.83	7.4
16	7.33	7.51	7.8	7.99	8.25	8.43	8.26	7.8
20	7.4	7.6	7.97	8.34	8.65	9.14	9.31	8.67

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.76	144.2°	3.62
8	40°	4.52	148.7°	4.6
10	37.6°	5	152.3°	5.44
12	36.4°	5.22	158.6°	6.14
14	35.8°	5.33	171.2°	6.71
16	35.7°	5.4	177.2°	7.18
20	35.4°	5.45	178.4°	7.95

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