Giant Turtle — ORC Rating

GPH

630.7

OSN

616.8

LOA

8.5 m

Displacement

2800 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6684

Medium

0.8638

High

0.96

Triple Offshore

Low

0.857

Medium

1.0601

High

1.1747

Boat Specifications

Dimensions

Length overall: 8.5 m
Beam: 3.64 m
Draft: 1.78 m
Displacement: 2800 kg
Crew weight: 529 kg
Wetted surface: 20.12 m²

Sails

Mainsail: 32.76 m²
Genoa: 27.03 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 83.64 m²

Design

Type: Pogo 850
Builder: Pogo Structures
Designer: Pierre Roland
Year built: 2002

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.

6,42,4.803909,52,5.42,60,5.72,75,5.96,90,5.9,110,5.84,120,5.68,135,5.08,144.5,4.581659,150,4.31
8,40.5,5.615421,52,6.27,60,6.46,75,6.59,90,6.62,110,6.72,120,6.63,135,6.22,148,5.48318,150,5.37
10,39,6.034902,52,6.63,60,6.78,75,6.93,90,7,110,7.21,120,7.14,135,6.84,149.2,6.309957,150,6.26
12,37.9,6.133694,52,6.77,60,6.97,75,7.23,90,7.32,110,7.71,120,7.69,135,7.32,150,6.76,151.8,6.660589
14,37.5,6.176315,52,6.85,60,7.07,75,7.48,90,7.7,110,8.09,120,8.28,135,7.89,150,7.11,176,6.385555
16,37.5,6.201524,52,6.88,60,7.12,75,7.62,90,8.03,110,8.39,120,8.85,135,8.54,150,7.49,178,6.794139
20,38.4,6.303485,52,6.94,60,7.18,75,7.74,90,8.45,110,9.01,120,9.67,135,10.33,141.2,9.700541,150,8.74

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.42	5.72	5.96	5.9	5.84	5.68	5.08	4.31
8	6.27	6.46	6.59	6.62	6.72	6.63	6.22	5.37
10	6.63	6.78	6.93	7	7.21	7.14	6.84	6.26
12	6.77	6.97	7.23	7.32	7.71	7.69	7.32	6.76
14	6.85	7.07	7.48	7.7	8.09	8.28	7.89	7.11
16	6.88	7.12	7.62	8.03	8.39	8.85	8.54	7.49
20	6.94	7.18	7.74	8.45	9.01	9.67	10.33	8.74

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.57	144.5°	3.73
8	40.5°	4.27	148°	4.65
10	39°	4.69	149.2°	5.42
12	37.9°	4.84	151.8°	5.87
14	37.5°	4.9	176°	6.37
16	37.5°	4.92	178°	6.79
20	38.4°	4.94	141.2°	7.56

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