EXPLODE4US — ORC Rating

GPH

724.3

OSN

701.3

LOA

7.798 m

Displacement

1782 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5619

Medium

0.7693

High

0.8797

Triple Offshore

Low

0.7251

Medium

0.9351

High

1.0424

Boat Specifications

Dimensions

Length overall: 7.798 m
Beam: 2.52 m
Draft: 1.43 m
Displacement: 1782 kg
Crew weight: 450 kg
Wetted surface: 14.16 m²

Sails

Mainsail: 18.95 m²
Genoa: 14.29 m²
Spinnaker: 42.13 m²
Asymmetric spinnaker: 0 m²

Design

Type: EXPRESS
Builder: ALBIN MARINE
Designer: PETER NORLIN
Year built: 1978

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.

6,43.5,4.080651,52,4.52,60,4.75,75,4.9,90,4.99,110,5.02,120,4.85,135,4.32,146,3.7634,150,3.61
8,41.8,4.815715,52,5.36,60,5.56,75,5.68,90,5.86,110,5.9,120,5.78,135,5.28,150,4.61,150.7,4.575325
10,40,5.2869,52,5.81,60,5.96,75,6.08,90,6.26,110,6.35,120,6.27,135,6,150,5.47,152.8,5.340581
12,38,5.494849,52,6.04,60,6.18,75,6.32,90,6.5,110,6.71,120,6.65,135,6.4,150,6.06,162.8,5.684207
14,37.5,5.596498,52,6.17,60,6.33,75,6.52,90,6.64,110,7.02,120,7.01,135,6.76,150,6.42,177.2,5.957112
16,37.3,5.644437,52,6.23,60,6.41,75,6.68,90,6.82,110,7.28,120,7.38,135,7.13,150,6.76,178.6,6.311884
20,38.3,5.708633,52,6.28,60,6.48,75,6.84,90,7.16,110,7.66,120,8.15,135,8.12,150,7.5,179,6.96106
24,39.5,5.663376,52,6.26,60,6.48,75,6.9,90,7.36,110,8.01,120,8.86,135,10.22,150,8.7,176.6,7.693542

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.52	4.75	4.9	4.99	5.02	4.85	4.32	3.61
8	5.36	5.56	5.68	5.86	5.9	5.78	5.28	4.61
10	5.81	5.96	6.08	6.26	6.35	6.27	6	5.47
12	6.04	6.18	6.32	6.5	6.71	6.65	6.4	6.06
14	6.17	6.33	6.52	6.64	7.02	7.01	6.76	6.42
16	6.23	6.41	6.68	6.82	7.28	7.38	7.13	6.76
20	6.28	6.48	6.84	7.16	7.66	8.15	8.12	7.5
24	6.26	6.48	6.9	7.36	8.01	8.86	10.22	8.7

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	2.96	146°	3.12
8	41.8°	3.59	150.7°	3.99
10	40°	4.05	152.8°	4.75
12	38°	4.33	162.8°	5.43
14	37.5°	4.44	177.2°	5.95
16	37.3°	4.49	178.6°	6.31
20	38.3°	4.48	179°	6.96
24	39.5°	4.37	176.6°	7.68

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