Summersalt — ORC Rating

GPH

609.3

OSN

591.9

LOA

9.424 m

Displacement

2711 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6961

Medium

0.9111

High

1.0266

Triple Offshore

Low

0.8836

Medium

1.099

High

1.2218

Boat Specifications

Dimensions

Length overall: 9.424 m
Beam: 3.07 m
Draft: 2.27 m
Displacement: 2711 kg
Crew weight: 540 kg
Wetted surface: 19.63 m²

Sails

Mainsail: 33.89 m²
Genoa: 22.6 m²
Spinnaker: 85.33 m²
Asymmetric spinnaker: 0 m²

Design

Type: Custom super 30
Builder: G Goetzee
Designer: Will Hardcastle
Year built: 2002
Stability index: -1

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.

4,41.5,3.645075,52,4.23,60,4.48,75,4.65,90,4.47,110,4.54,120,4.37,135,3.77,143.1,3.376331,150,3.11
6,41.5,4.99362,52,5.58,60,5.82,75,5.98,90,5.88,110,5.98,120,5.83,135,5.24,143.1,4.801893,150,4.44
8,39.2,5.781059,52,6.42,60,6.59,75,6.7,90,6.72,110,6.89,120,6.8,135,6.38,148.9,5.664121,150,5.6
10,37,6.135465,52,6.81,60,6.97,75,7.09,90,7.1,110,7.38,120,7.35,135,7.05,150,6.51,154.4,6.298287
12,36.3,6.290882,52,6.98,60,7.16,75,7.39,90,7.46,110,7.73,120,7.85,135,7.59,150,7.1,161.9,6.670063
14,36,6.36575,52,7.07,60,7.27,75,7.59,90,7.78,110,7.99,120,8.29,135,8.16,150,7.61,167.8,7.018507
16,36,6.439914,52,7.13,60,7.35,75,7.72,90,8.04,110,8.23,120,8.65,135,8.82,150,8.15,167.8,7.489135
20,36.1,6.48523,52,7.21,60,7.45,75,7.91,90,8.41,110,8.7,120,9.34,135,10.63,150,9.6,158.8,8.956116
24,37.8,6.467085,52,7.18,60,7.46,75,7.98,90,8.63,110,9.38,120,10.07,135,12.41,147.2,13.181585,150,12.79

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
4	4.23	4.48	4.65	4.47	4.54	4.37	3.77	3.11
6	5.58	5.82	5.98	5.88	5.98	5.83	5.24	4.44
8	6.42	6.59	6.7	6.72	6.89	6.8	6.38	5.6
10	6.81	6.97	7.09	7.1	7.38	7.35	7.05	6.51
12	6.98	7.16	7.39	7.46	7.73	7.85	7.59	7.1
14	7.07	7.27	7.59	7.78	7.99	8.29	8.16	7.61
16	7.13	7.35	7.72	8.04	8.23	8.65	8.82	8.15
20	7.21	7.45	7.91	8.41	8.7	9.34	10.63	9.6
24	7.18	7.46	7.98	8.63	9.38	10.07	12.41	12.79

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
4	41.5°	2.73	143.1°	2.7
6	41.5°	3.74	143.1°	3.84
8	39.2°	4.48	148.9°	4.85
10	37°	4.9	154.4°	5.68
12	36.3°	5.07	161.9°	6.34
14	36°	5.15	167.8°	6.86
16	36°	5.21	167.8°	7.32
20	36.1°	5.24	158.8°	8.35
24	37.8°	5.11	147.2°	11.08

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