BLIZZARD — ORC Rating

GPH

757.5

OSN

730.4

LOA

9.92 m

Displacement

5098 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5806

Medium

0.8214

High

0.999

Triple Offshore

Low

0.7505

Medium

1.0154

High

1.1837

Boat Specifications

Dimensions

Length overall: 9.92 m
Beam: 3.45 m
Draft: 1.73 m
Displacement: 5098 kg
Crew weight: 503 kg
Wetted surface: 23.3 m²

Sails

Mainsail: 23.96 m²
Genoa: 32.15 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 0 m²

Design

Type: GIB SEA 33
Builder: DUFOUR
Designer: JAKOPIN & JAKOPIN
Year built: 2000

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.

6,44,3.961966,52,4.38,60,4.63,75,4.84,90,4.79,110,4.38,120,4.11,135,3.61,150,3.08,167.6,2.774728
8,42.2,4.630101,52,5.18,60,5.46,75,5.71,90,5.67,110,5.3,120,5.02,135,4.54,150,3.99,168.6,3.631648
10,42.3,5.205298,52,5.85,60,6.11,75,6.3,90,6.3,110,6.07,120,5.81,135,5.29,150,4.75,169.9,4.388
12,42.4,5.741715,52,6.27,60,6.46,75,6.6,90,6.63,110,6.51,120,6.37,135,5.98,150,5.42,170.8,5.044896
14,40.7,5.975194,52,6.51,60,6.67,75,6.83,90,6.87,110,6.8,120,6.69,135,6.43,150,6.03,170.9,5.671381
16,40,6.12236,52,6.66,60,6.83,75,7.02,90,7.12,110,7.04,120,6.94,135,6.71,150,6.44,173.2,6.173427
20,39.9,6.191626,52,6.76,60,6.99,75,7.34,90,7.59,110,7.57,120,7.45,135,7.19,150,6.94,176.1,6.765667

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.38	4.63	4.84	4.79	4.38	4.11	3.61	3.08
8	5.18	5.46	5.71	5.67	5.3	5.02	4.54	3.99
10	5.85	6.11	6.3	6.3	6.07	5.81	5.29	4.75
12	6.27	6.46	6.6	6.63	6.51	6.37	5.98	5.42
14	6.51	6.67	6.83	6.87	6.8	6.69	6.43	6.03
16	6.66	6.83	7.02	7.12	7.04	6.94	6.71	6.44
20	6.76	6.99	7.34	7.59	7.57	7.45	7.19	6.94

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44°	2.85	167.6°	2.71
8	42.2°	3.43	168.6°	3.56
10	42.3°	3.85	169.9°	4.32
12	42.4°	4.24	170.8°	4.98
14	40.7°	4.53	170.9°	5.6
16	40°	4.69	173.2°	6.13
20	39.9°	4.75	176.1°	6.75

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