ROCH GUARINE 2 — ORC Rating

GPH

668.3

OSN

649

LOA

7.64 m

Displacement

1179 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6322

Medium

0.8249

High

0.9382

Triple Offshore

Low

0.8025

Medium

1.0022

High

1.1279

Boat Specifications

Dimensions

Length overall: 7.64 m
Beam: 2.38 m
Draft: 1.56 m
Displacement: 1179 kg
Crew weight: 369 kg
Wetted surface: 12.81 m²

Sails

Mainsail: 18.96 m²
Genoa: 17.32 m²
Spinnaker: 63.91 m²
Asymmetric spinnaker: 0 m²

Design

Type: SURPRISE Q
Builder: ARCHAMBAULT
Designer: JOUBERT/NIVELT
Year built: 1977
Stability index: 95.8

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.

6,42.4,4.495871,52,5,60,5.23,75,5.36,90,5.34,110,5.49,120,5.36,135,4.83,145.1,4.352852,150,4.12
8,40.5,5.247197,52,5.79,60,5.94,75,6.04,90,6.07,110,6.3,120,6.26,135,5.9,149.6,5.205715,150,5.19
10,38.1,5.565898,52,6.14,60,6.29,75,6.42,90,6.44,110,6.78,120,6.85,135,6.57,150,6.01,155.5,5.747497
12,37.6,5.692363,52,6.29,60,6.49,75,6.74,90,6.83,110,7.11,120,7.36,135,7.19,150,6.63,161.3,6.176031
14,37.6,5.755471,52,6.38,60,6.61,75,6.96,90,7.17,110,7.4,120,7.79,135,7.88,150,7.18,171.2,6.445878
16,37.6,5.793336,52,6.44,60,6.69,75,7.11,90,7.48,110,7.69,120,8.18,135,8.71,150,7.83,171.2,6.941715
20,38.4,5.831362,52,6.49,60,6.78,75,7.29,90,7.89,110,8.25,120,9,135,10.72,143.3,10.950694,150,10.14

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5	5.23	5.36	5.34	5.49	5.36	4.83	4.12
8	5.79	5.94	6.04	6.07	6.3	6.26	5.9	5.19
10	6.14	6.29	6.42	6.44	6.78	6.85	6.57	6.01
12	6.29	6.49	6.74	6.83	7.11	7.36	7.19	6.63
14	6.38	6.61	6.96	7.17	7.4	7.79	7.88	7.18
16	6.44	6.69	7.11	7.48	7.69	8.18	8.71	7.83
20	6.49	6.78	7.29	7.89	8.25	9	10.72	10.14

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.32	145.1°	3.57
8	40.5°	3.99	149.6°	4.49
10	38.1°	4.38	155.5°	5.23
12	37.6°	4.51	161.3°	5.85
14	37.6°	4.56	171.2°	6.37
16	37.6°	4.59	171.2°	6.86
20	38.4°	4.57	143.3°	8.78

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