SURF of Sweden — ORC Rating

GPH

449.8

OSN

442.9

LOA

18.6 m

Displacement

16330 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.8961

Medium

1.1836

High

1.3666

Triple Offshore

Low

1.1868

Medium

1.4898

High

1.687

Boat Specifications

Dimensions

Length overall: 18.6 m
Beam: 4.3 m
Draft: 3.4 m
Displacement: 16330 kg
Crew weight: 850 kg
Wetted surface: 58.12 m²

Sails

Mainsail: 129.07 m²
Genoa: 73.75 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 243.97 m²

Design

Type: BRENTA 60
Builder: KNIERIM
Designer: LUCA BRENTA
Year built: 2007
Stability index: 158.9

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.

6,44.4,7.012165,52,7.79,60,8.4,75,8.98,90,9.04,110,8.38,120,7.76,135,6.7,138.8,6.352878,150,5.52
8,42.6,8.028832,52,8.97,60,9.42,75,9.85,90,9.96,110,9.61,120,9.37,135,8.39,140.3,7.83728,150,6.96
10,40.8,8.480901,52,9.44,60,9.78,75,10.23,90,10.56,110,10.3,120,10.15,135,9.55,145.2,8.768199,150,8.31
12,39.6,8.721459,52,9.68,60,10.01,75,10.55,90,11.01,110,10.93,120,10.92,135,10.26,150,9.36,151.1,9.275076
14,38.8,8.853669,52,9.85,60,10.2,75,10.85,90,11.34,110,11.46,120,11.7,135,11.09,150,10.05,152.5,9.853318
16,38.1,9.047761,52,9.95,60,10.28,75,11.05,90,11.64,110,12.15,120,12.35,135,12.05,149.6,10.770844,150,10.73
20,37.6,9.20118,52,10.2,60,10.64,75,11.29,90,12.16,110,13.17,120,13.54,135,14.31,145,13.208781,150,12.5

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	7.79	8.4	8.98	9.04	8.38	7.76	6.7	5.52
8	8.97	9.42	9.85	9.96	9.61	9.37	8.39	6.96
10	9.44	9.78	10.23	10.56	10.3	10.15	9.55	8.31
12	9.68	10.01	10.55	11.01	10.93	10.92	10.26	9.36
14	9.85	10.2	10.85	11.34	11.46	11.7	11.09	10.05
16	9.95	10.28	11.05	11.64	12.15	12.35	12.05	10.73
20	10.2	10.64	11.29	12.16	13.17	13.54	14.31	12.5

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.4°	5.01	138.8°	4.78
8	42.6°	5.91	140.3°	6.03
10	40.8°	6.42	145.2°	7.2
12	39.6°	6.72	151.1°	8.12
14	38.8°	6.9	152.5°	8.74
16	38.1°	7.12	149.6°	9.29
20	37.6°	7.29	145°	10.82

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