Brunhildur — ORC Rating

GPH

689

OSN

669.3

LOA

7.93 m

Displacement

1617 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6124

Medium

0.8055

High

0.9035

Triple Offshore

Low

0.7798

Medium

0.9738

High

1.0787

Boat Specifications

Dimensions

Length overall: 7.93 m
Beam: 2.86 m
Draft: 1.58 m
Displacement: 1617 kg
Crew weight: 335 kg
Wetted surface: 14.27 m²

Sails

Mainsail: 20.77 m²
Genoa: 17.87 m²
Spinnaker: 47.57 m²
Asymmetric spinnaker: 51.18 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.

6,42.1,4.434107,52,4.93,60,5.15,75,5.26,90,5.27,110,5.28,120,5.1,135,4.58,144.7,4.129206,150,3.89
8,39.9,5.161861,52,5.71,60,5.85,75,5.94,90,6.06,110,6.11,120,6,135,5.6,147.7,5.028028,150,4.9
10,37.4,5.513494,52,6.07,60,6.19,75,6.3,90,6.42,110,6.57,120,6.5,135,6.22,148.6,5.75244,150,5.66
12,36.5,5.635332,52,6.21,60,6.36,75,6.54,90,6.6,110,6.95,120,6.93,135,6.65,150,6.21,164.9,5.769195
14,36.4,5.690192,52,6.28,60,6.45,75,6.71,90,6.85,110,7.28,120,7.38,135,7.09,150,6.6,177.7,6.084902
16,36.5,5.722412,52,6.32,60,6.5,75,6.81,90,7.07,110,7.55,120,7.89,135,7.57,150,6.99,178.1,6.463554
20,37.2,5.77505,52,6.36,60,6.57,75,6.96,90,7.37,110,8.09,120,9.03,135,9.57,150,7.92,177.9,7.194832
24,39.4,5.771718,52,6.34,60,6.58,75,7.02,90,7.57,110,8.72,120,10.22,135,12.45,140.6,12.242253,150,10.92

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.93	5.15	5.26	5.27	5.28	5.1	4.58	3.89
8	5.71	5.85	5.94	6.06	6.11	6	5.6	4.9
10	6.07	6.19	6.3	6.42	6.57	6.5	6.22	5.66
12	6.21	6.36	6.54	6.6	6.95	6.93	6.65	6.21
14	6.28	6.45	6.71	6.85	7.28	7.38	7.09	6.6
16	6.32	6.5	6.81	7.07	7.55	7.89	7.57	6.99
20	6.36	6.57	6.96	7.37	8.09	9.03	9.57	7.92
24	6.34	6.58	7.02	7.57	8.72	10.22	12.45	10.92

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.1°	3.29	144.7°	3.37
8	39.9°	3.96	147.7°	4.25
10	37.4°	4.38	148.6°	4.91
12	36.5°	4.53	164.9°	5.57
14	36.4°	4.58	177.7°	6.08
16	36.5°	4.6	178.1°	6.46
20	37.2°	4.6	177.9°	7.19
24	39.4°	4.46	140.6°	9.46

Loading polar chart…