EXPLODE4US — ORC Rating

GPH

719.9

OSN

699.6

LOA

7.798 m

Displacement

1782 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5659

Medium

0.7696

High

0.8743

Triple Offshore

Low

0.732

Medium

0.9385

High

1.0491

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: 13.99 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

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.

6,42.8,4.034182,52,4.53,60,4.79,75,4.99,90,5.07,110,5.1,120,4.93,135,4.43,148,3.796954,150,3.72
8,42.8,4.824664,52,5.37,60,5.61,75,5.75,90,5.91,110,5.96,120,5.85,135,5.38,150,4.68,152,4.586909
10,40.9,5.292031,52,5.81,60,5.97,75,6.1,90,6.3,110,6.38,120,6.3,135,6.06,150,5.53,153,5.409612
12,38.6,5.502095,52,6.05,60,6.19,75,6.34,90,6.56,110,6.8,120,6.71,135,6.42,150,6.1,170,5.595001
14,38.2,5.586259,52,6.15,60,6.34,75,6.57,90,6.71,110,7.2,120,7.17,135,6.84,150,6.44,180,6.02
16,38.2,5.598984,52,6.19,60,6.4,75,6.76,90,6.95,110,7.5,120,7.63,135,7.29,150,6.82,180,6.36
20,39.2,5.639114,52,6.2,60,6.41,75,6.88,90,7.37,110,7.91,120,8.44,135,8.44,150,7.69,180,7.09

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.53	4.79	4.99	5.07	5.1	4.93	4.43	3.72
8	5.37	5.61	5.75	5.91	5.96	5.85	5.38	4.68
10	5.81	5.97	6.1	6.3	6.38	6.3	6.06	5.53
12	6.05	6.19	6.34	6.56	6.8	6.71	6.42	6.1
14	6.15	6.34	6.57	6.71	7.2	7.17	6.84	6.44
16	6.19	6.4	6.76	6.95	7.5	7.63	7.29	6.82
20	6.2	6.41	6.88	7.37	7.91	8.44	8.44	7.69

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	2.96	148°	3.22
8	42.8°	3.54	152°	4.05
10	40.9°	4	153°	4.82
12	38.6°	4.3	170°	5.51
14	38.2°	4.39	180°	6.02
16	38.2°	4.4	180°	6.36
20	39.2°	4.37	180°	7.09

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