GANDALF 5 — ORC Rating

GPH

591.4

OSN

573.6

LOA

11.615 m

Displacement

6216 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7689

Medium

1.0517

High

1.22

Triple Offshore

Low

0.9939

Medium

1.2889

High

1.4554

Boat Specifications

Dimensions

Length overall: 11.615 m
Beam: 3.82 m
Draft: 2.44 m
Displacement: 6216 kg
Crew weight: 724 kg
Wetted surface: 30.19 m²

Sails

Mainsail: 45.05 m²
Genoa: 35.06 m²
Spinnaker: 105.44 m²
Asymmetric spinnaker: 96.42 m²

Design

Type: PRIMA 38 OD
Builder: SEAQUEST YACHTS
Designer: STEPHEN JONES
Year built: 1998

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.

6,42.6,4.91783,52,5.5,60,5.81,75,6.07,90,6.02,110,6.03,120,5.83,135,5.23,144,4.697058,150,4.39
8,40.6,5.781859,52,6.54,60,6.83,75,7.05,90,7.16,110,7.22,120,7.06,135,6.48,147.8,5.672464,150,5.54
10,39.8,6.494998,52,7.2,60,7.38,75,7.53,90,7.68,110,7.78,120,7.69,135,7.35,150,6.56,150.3,6.550534
12,38.1,6.811236,52,7.5,60,7.67,75,7.83,90,7.95,110,8.21,120,8.14,135,7.83,150,7.34,156.1,7.033057
14,37.2,6.93006,52,7.66,60,7.86,75,8.09,90,8.16,110,8.65,120,8.65,135,8.27,150,7.8,172.2,7.12593
16,37.1,7.008667,52,7.74,60,7.97,75,8.33,90,8.47,110,8.96,120,9.15,135,8.79,150,8.2,180,7.59
20,36.3,7.097406,52,7.8,60,8.06,75,8.6,90,9.05,110,9.47,120,10,135,10.02,150,9.2,180,8.4

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.5	5.81	6.07	6.02	6.03	5.83	5.23	4.39
8	6.54	6.83	7.05	7.16	7.22	7.06	6.48	5.54
10	7.2	7.38	7.53	7.68	7.78	7.69	7.35	6.56
12	7.5	7.67	7.83	7.95	8.21	8.14	7.83	7.34
14	7.66	7.86	8.09	8.16	8.65	8.65	8.27	7.8
16	7.74	7.97	8.33	8.47	8.96	9.15	8.79	8.2
20	7.8	8.06	8.6	9.05	9.47	10	10.02	9.2

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.62	144°	3.8
8	40.6°	4.39	147.8°	4.8
10	39.8°	4.99	150.3°	5.69
12	38.1°	5.36	156.1°	6.43
14	37.2°	5.52	172.2°	7.06
16	37.1°	5.59	180°	7.59
20	36.3°	5.72	180°	8.4

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