MARTA III — ORC Rating

GPH

637.1

OSN

618.4

LOA

11.313 m

Displacement

7435 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7034

Medium

0.9622

High

1.1231

Triple Offshore

Low

0.9127

Medium

1.2019

High

1.3542

Boat Specifications

Dimensions

Length overall: 11.313 m
Beam: 3.66 m
Draft: 1.98 m
Displacement: 7435 kg
Crew weight: 450 kg
Wetted surface: 30.31 m²

Sails

Mainsail: 42.74 m²
Genoa: 37.22 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 75.85 m²

Design

Type: GRAND SOLEIL 37 BC
Builder: DEL PARDO
Designer: BOTIN/CARKEEK
Year built: 2005

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.

6,43.5,4.576947,52,5.09,60,5.39,75,5.65,90,5.61,110,5.5,120,5.31,135,4.75,145,4.236088,150,4.01
8,41.8,5.392528,52,6.06,60,6.38,75,6.65,90,6.66,110,6.67,120,6.44,135,5.85,147.8,5.187941,150,5.07
10,41.4,6.092431,52,6.81,60,7.06,75,7.24,90,7.35,110,7.37,120,7.24,135,6.79,147.6,6.11137,150,5.96
12,40.6,6.55892,52,7.2,60,7.39,75,7.55,90,7.69,110,7.75,120,7.66,135,7.37,148.2,6.847923,150,6.72
14,39.4,6.703475,52,7.38,60,7.57,75,7.76,90,7.9,110,8.08,120,8,135,7.73,150,7.22,173.2,6.304348
16,38.9,6.771663,52,7.45,60,7.65,75,7.93,90,8.07,110,8.44,120,8.37,135,8.06,150,7.54,175.2,6.914249
20,39.3,6.823114,52,7.5,60,7.72,75,8.12,90,8.49,110,8.95,120,9.16,135,8.83,150,8.07,178,7.644657

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.09	5.39	5.65	5.61	5.5	5.31	4.75	4.01
8	6.06	6.38	6.65	6.66	6.67	6.44	5.85	5.07
10	6.81	7.06	7.24	7.35	7.37	7.24	6.79	5.96
12	7.2	7.39	7.55	7.69	7.75	7.66	7.37	6.72
14	7.38	7.57	7.76	7.9	8.08	8	7.73	7.22
16	7.45	7.65	7.93	8.07	8.44	8.37	8.06	7.54
20	7.5	7.72	8.12	8.49	8.95	9.16	8.83	8.07

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.32	145°	3.47
8	41.8°	4.02	147.8°	4.39
10	41.4°	4.57	147.6°	5.16
12	40.6°	4.98	148.2°	5.82
14	39.4°	5.18	173.2°	6.26
16	38.9°	5.27	175.2°	6.89
20	39.3°	5.28	178°	7.64

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