Brunhildur — ORC Rating

GPH

694.6

OSN

675.4

LOA

7.93 m

Displacement

1601 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6652

Medium

0.8958

High

1.0069

Triple Offshore

Low

0.8564

Medium

1.0932

High

1.2182

Boat Specifications

Dimensions

Length overall: 7.93 m
Beam: 2.84 m
Draft: 1.37 m
Displacement: 1601 kg
Crew weight: 362 kg
Wetted surface: 13.78 m²

Sails

Mainsail: 21.33 m²
Genoa: 17.87 m²
Spinnaker: 47.57 m²
Asymmetric spinnaker: 0 m²

Design

Type: X-79
Builder: Nordsoe verft
Designer: Niels Jeppesen
Year built: 1979

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.

6,42.5,4.272476,52,4.77,60,5.02,75,5.25,90,5.18,110,5.22,120,5.04,135,4.52,147.6,3.884747,150,3.79
8,41.8,5.084,52,5.64,60,5.83,75,5.97,90,6.04,110,6.09,120,5.98,135,5.51,150,4.79,151.1,4.740341
10,39.8,5.544828,52,6.07,60,6.2,75,6.32,90,6.46,110,6.59,120,6.49,135,6.2,150,5.66,152.9,5.538002
12,38.8,5.697143,52,6.24,60,6.43,75,6.64,90,6.7,110,7.07,120,6.98,135,6.65,150,6.25,169.9,5.71862
14,38.6,5.745211,52,6.31,60,6.53,75,6.88,90,7.02,110,7.47,120,7.48,135,7.12,150,6.66,180,6.15
16,38.7,5.766049,52,6.34,60,6.58,75,7.01,90,7.31,110,7.72,120,8.02,135,7.61,150,7.09,180,6.54
20,39.9,5.787541,52,6.35,60,6.6,75,7.08,90,7.62,110,8.2,120,8.92,135,9.19,150,8.11,180,7.36

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.77	5.02	5.25	5.18	5.22	5.04	4.52	3.79
8	5.64	5.83	5.97	6.04	6.09	5.98	5.51	4.79
10	6.07	6.2	6.32	6.46	6.59	6.49	6.2	5.66
12	6.24	6.43	6.64	6.7	7.07	6.98	6.65	6.25
14	6.31	6.53	6.88	7.02	7.47	7.48	7.12	6.66
16	6.34	6.58	7.01	7.31	7.72	8.02	7.61	7.09
20	6.35	6.6	7.08	7.62	8.2	8.92	9.19	8.11

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.5°	3.15	147.6°	3.28
8	41.8°	3.79	151.1°	4.15
10	39.8°	4.26	152.9°	4.93
12	38.8°	4.44	169.9°	5.63
14	38.6°	4.49	180°	6.15
16	38.7°	4.5	180°	6.54
20	39.9°	4.44	180°	7.36

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