EXPLODE4US — ORC Rating

GPH

727.9

OSN

705.6

LOA

7.798 m

Displacement

1782 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5564

Medium

0.7628

High

0.8733

Triple Offshore

Low

0.7198

Medium

0.9305

High

1.0425

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: 14.06 m²

Sails

Mainsail: 19.5 m²
Genoa: 14.81 m²
Spinnaker: 42.75 m²
Asymmetric spinnaker: 0 m²

Design

Type: EXPRESS
Builder: ALBIN MARINE
Designer: PETER NORLIN
Year built: 1978
Stability index: 109.5

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.

6,43.2,3.978223,52,4.43,60,4.69,75,4.87,90,4.98,110,5.01,120,4.84,135,4.33,147.5,3.746777,150,3.65
8,42,4.682802,52,5.29,60,5.54,75,5.68,90,5.87,110,5.91,120,5.8,135,5.29,150,4.62,152,4.53028
10,41.2,5.249763,52,5.77,60,5.93,75,6.06,90,6.26,110,6.33,120,6.25,135,6.01,150,5.49,152.3,5.387434
12,39,5.507331,52,6.02,60,6.16,75,6.29,90,6.53,110,6.73,120,6.64,135,6.38,150,6.07,163.1,5.706441
14,38.2,5.586259,52,6.14,60,6.31,75,6.52,90,6.68,110,7.12,120,7.08,135,6.77,150,6.41,177.5,5.965678
16,38.2,5.624434,52,6.19,60,6.38,75,6.71,90,6.88,110,7.43,120,7.52,135,7.21,150,6.78,179,6.30096
20,39,5.687477,52,6.21,60,6.42,75,6.87,90,7.32,110,7.8,120,8.28,135,8.27,150,7.62,178.1,7.003851

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.43	4.69	4.87	4.98	5.01	4.84	4.33	3.65
8	5.29	5.54	5.68	5.87	5.91	5.8	5.29	4.62
10	5.77	5.93	6.06	6.26	6.33	6.25	6.01	5.49
12	6.02	6.16	6.29	6.53	6.73	6.64	6.38	6.07
14	6.14	6.31	6.52	6.68	7.12	7.08	6.77	6.41
16	6.19	6.38	6.71	6.88	7.43	7.52	7.21	6.78
20	6.21	6.42	6.87	7.32	7.8	8.28	8.27	7.62

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	2.9	147.5°	3.16
8	42°	3.48	152°	4
10	41.2°	3.95	152.3°	4.77
12	39°	4.28	163.1°	5.46
14	38.2°	4.39	177.5°	5.96
16	38.2°	4.42	179°	6.3
20	39°	4.42	178.1°	7

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