StraX — ORC Rating | RegattaPages

GPH

724.3

OSN

704

LOA

7.798 m

Displacement

1860 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5622

Medium

0.7654

High

0.8686

Triple Offshore

Low

0.7272

Medium

0.9336

High

1.0394

Boat Specifications

Dimensions

Length overall: 7.798 m
Beam: 2.52 m
Draft: 1.44 m
Displacement: 1860 kg
Crew weight: 320 kg
Wetted surface: 13.93 m²

Sails

Mainsail: 19.64 m²
Genoa: 14.2 m²
Spinnaker: 42.27 m²
Asymmetric spinnaker: 0 m²

Design

Type: Albin Express
Builder: Albin Marin
Designer: Peter Norlin
Year built: 1979

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.

6,43.5,4.039294,52,4.48,60,4.74,75,4.94,90,5.03,110,5.07,120,4.91,135,4.41,148,3.785163,150,3.71
8,42,4.723171,52,5.29,60,5.55,75,5.73,90,5.88,110,5.94,120,5.84,135,5.36,150,4.66,152,4.575583
10,40.9,5.265571,52,5.8,60,5.96,75,6.09,90,6.27,110,6.35,120,6.28,135,6.05,150,5.52,152.5,5.411433
12,39,5.481596,52,6.04,60,6.18,75,6.33,90,6.49,110,6.74,120,6.67,135,6.41,150,6.09,169,5.602942
14,38.6,5.566073,52,6.14,60,6.32,75,6.54,90,6.62,110,7.11,120,7.09,135,6.8,150,6.43,180,6.01
16,39,5.610272,52,6.18,60,6.38,75,6.71,90,6.87,110,7.35,120,7.51,135,7.23,150,6.79,180,6.35
20,40.1,5.673786,52,6.19,60,6.38,75,6.83,90,7.25,110,7.7,120,8.13,135,8.23,150,7.61,180,7.05

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.48	4.74	4.94	5.03	5.07	4.91	4.41	3.71
8	5.29	5.55	5.73	5.88	5.94	5.84	5.36	4.66
10	5.8	5.96	6.09	6.27	6.35	6.28	6.05	5.52
12	6.04	6.18	6.33	6.49	6.74	6.67	6.41	6.09
14	6.14	6.32	6.54	6.62	7.11	7.09	6.8	6.43
16	6.18	6.38	6.71	6.87	7.35	7.51	7.23	6.79
20	6.19	6.38	6.83	7.25	7.7	8.13	8.23	7.61

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	2.93	148°	3.21
8	42°	3.51	152°	4.04
10	40.9°	3.98	152.5°	4.8
12	39°	4.26	169°	5.5
14	38.6°	4.35	180°	6.01
16	39°	4.36	180°	6.35
20	40.1°	4.34	180°	7.05

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