TALLY HO — ORC Rating

GPH

785.4

OSN

765.7

LOA

7.94 m

Displacement

2226 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5148

Medium

0.6959

High

0.7899

Triple Offshore

Low

0.6698

Medium

0.8622

High

0.9544

Boat Specifications

Dimensions

Length overall: 7.94 m
Beam: 2.32 m
Draft: 1.05 m
Displacement: 2226 kg
Crew weight: 347 kg
Wetted surface: 15.16 m²

Sails

Mainsail: 23.46 m²
Genoa: 11.34 m²
Spinnaker: 40.74 m²
Asymmetric spinnaker: 0 m²

Design

Type: 7.9m CYD
Builder: Farner & Stierlin
Designer: J. Sprecher
Year built: 1995

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.

6,45,3.620387,52,3.99,60,4.29,75,4.53,90,4.71,110,4.79,120,4.64,135,4.17,149,3.62823,150,3.59
8,43.5,4.218511,52,4.75,60,5.08,75,5.34,90,5.58,110,5.68,120,5.58,135,5.11,150,4.49,154,4.328022
10,44.1,4.818094,52,5.31,60,5.56,75,5.76,90,5.96,110,6.08,120,6.02,135,5.81,150,5.3,153,5.185147
12,43.9,5.134958,52,5.6,60,5.8,75,5.98,90,6.12,110,6.38,120,6.35,135,6.15,150,5.87,172,5.362184
14,43.7,5.228453,52,5.69,60,5.9,75,6.14,90,6.27,110,6.65,120,6.69,135,6.48,150,6.17,180,5.81
16,43.9,5.287619,52,5.73,60,5.95,75,6.24,90,6.47,110,6.81,120,6.99,135,6.83,150,6.48,180,6.12
20,44.2,5.370265,52,5.8,60,6,75,6.31,90,6.74,110,7.07,120,7.34,135,7.52,150,7.15,180,6.73

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	3.99	4.29	4.53	4.71	4.79	4.64	4.17	3.59
8	4.75	5.08	5.34	5.58	5.68	5.58	5.11	4.49
10	5.31	5.56	5.76	5.96	6.08	6.02	5.81	5.3
12	5.6	5.8	5.98	6.12	6.38	6.35	6.15	5.87
14	5.69	5.9	6.14	6.27	6.65	6.69	6.48	6.17
16	5.73	5.95	6.24	6.47	6.81	6.99	6.83	6.48
20	5.8	6	6.31	6.74	7.07	7.34	7.52	7.15

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45°	2.56	149°	3.11
8	43.5°	3.06	154°	3.89
10	44.1°	3.46	153°	4.62
12	43.9°	3.7	172°	5.31
14	43.7°	3.78	180°	5.81
16	43.9°	3.81	180°	6.12
20	44.2°	3.85	180°	6.73

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