MELAGODO — ORC Rating

GPH

609.3

OSN

592.4

LOA

9.55 m

Displacement

2854 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7584

Medium

1.0171

High

1.1577

Triple Offshore

Low

0.9772

Medium

1.2451

High

1.3994

Boat Specifications

Dimensions

Length overall: 9.55 m
Beam: 2.96 m
Draft: 2.09 m
Displacement: 2854 kg
Crew weight: 500 kg
Wetted surface: 20.74 m²

Sails

Mainsail: 32.18 m²
Genoa: 29.5 m²
Spinnaker: 65.96 m²
Asymmetric spinnaker: 88.55 m²

Design

Type: GRAND SURPRISE
Builder: ARCHAMBAULT
Designer: JOUBERT/NIVELT
Year built: 2000

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.

6,42.2,4.87308,52,5.45,60,5.73,75,5.95,90,5.87,110,5.9,120,5.74,135,5.15,138.1,4.984472,150,4.28
8,40.8,5.799245,52,6.49,60,6.7,75,6.83,90,6.86,110,6.98,120,6.87,135,6.39,147.2,5.54388,150,5.39
10,38.8,6.261725,52,6.92,60,7.08,75,7.23,90,7.25,110,7.49,120,7.44,135,7.11,149.1,6.468042,150,6.41
12,37.5,6.390595,52,7.07,60,7.26,75,7.54,90,7.64,110,7.97,120,8.04,135,7.64,150,7.12,157.2,6.823139
14,36.9,6.452543,52,7.15,60,7.36,75,7.76,90,8.05,110,8.32,120,8.66,135,8.31,150,7.6,180,6.87
16,36.9,6.490058,52,7.19,60,7.42,75,7.9,90,8.4,110,8.67,120,9.11,135,9.1,150,8.2,180,7.33
20,36.5,6.568334,52,7.3,60,7.54,75,8.03,90,8.74,110,9.29,120,9.93,135,10.89,150,9.71,151.8,9.531337

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.45	5.73	5.95	5.87	5.9	5.74	5.15	4.28
8	6.49	6.7	6.83	6.86	6.98	6.87	6.39	5.39
10	6.92	7.08	7.23	7.25	7.49	7.44	7.11	6.41
12	7.07	7.26	7.54	7.64	7.97	8.04	7.64	7.12
14	7.15	7.36	7.76	8.05	8.32	8.66	8.31	7.6
16	7.19	7.42	7.9	8.4	8.67	9.11	9.1	8.2
20	7.3	7.54	8.03	8.74	9.29	9.93	10.89	9.71

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.2°	3.61	138.1°	3.71
8	40.8°	4.39	147.2°	4.66
10	38.8°	4.88	149.1°	5.55
12	37.5°	5.07	157.2°	6.29
14	36.9°	5.16	180°	6.87
16	36.9°	5.19	180°	7.33
20	36.5°	5.28	151.8°	8.4

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