TAMBO — ORC Rating | RegattaPages

GPH

669.7

OSN

651.7

LOA

10.104 m

Displacement

4405 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6971

Medium

0.9307

High

1.0538

Triple Offshore

Low

0.8907

Medium

1.1333

High

1.2521

Boat Specifications

Dimensions

Length overall: 10.104 m
Beam: 3.3 m
Draft: 1.8 m
Displacement: 4405 kg
Crew weight: 516 kg
Wetted surface: 22.39 m²

Sails

Mainsail: 22.45 m²
Genoa: 45.23 m²
Spinnaker: 83.3 m²
Asymmetric spinnaker: 0 m²

Design

Type: CIRRUS 3/4
Builder: TAYLOR
Designer: G. FRERS
Year built: 1977

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.

6,42,4.494413,52,5.02,60,5.26,75,5.44,90,5.38,110,5.17,120,5.04,135,4.62,147.3,4.076002,150,3.96
8,41.3,5.271115,52,5.91,60,6.13,75,6.27,90,6.25,110,6.23,120,6.12,135,5.66,150,4.95,150.9,4.909746
10,40.6,5.847712,52,6.39,60,6.54,75,6.64,90,6.65,110,6.75,120,6.69,135,6.44,150,5.84,151.2,5.774234
12,39.5,6.039206,52,6.6,60,6.74,75,6.88,90,6.92,110,7.1,120,7.06,135,6.84,150,6.48,159.2,6.140182
14,38.9,6.11634,52,6.69,60,6.86,75,7.08,90,7.15,110,7.43,120,7.43,135,7.18,150,6.84,180,6.32
16,38.6,6.154669,52,6.73,60,6.92,75,7.22,90,7.38,110,7.68,120,7.77,135,7.55,150,7.16,180,6.72
20,39.6,6.164722,52,6.74,60,6.96,75,7.35,90,7.72,110,7.96,120,8.27,135,8.26,150,7.83,180,7.34

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.02	5.26	5.44	5.38	5.17	5.04	4.62	3.96
8	5.91	6.13	6.27	6.25	6.23	6.12	5.66	4.95
10	6.39	6.54	6.64	6.65	6.75	6.69	6.44	5.84
12	6.6	6.74	6.88	6.92	7.1	7.06	6.84	6.48
14	6.69	6.86	7.08	7.15	7.43	7.43	7.18	6.84
16	6.73	6.92	7.22	7.38	7.68	7.77	7.55	7.16
20	6.74	6.96	7.35	7.72	7.96	8.27	8.26	7.83

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.34	147.3°	3.43
8	41.3°	3.96	150.9°	4.29
10	40.6°	4.44	151.2°	5.06
12	39.5°	4.66	159.2°	5.74
14	38.9°	4.76	180°	6.32
16	38.6°	4.81	180°	6.72
20	39.6°	4.75	180°	7.34

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