SYZYGY — ORC Rating | RegattaPages

GPH

647.4

OSN

630.4

LOA

10.39 m

Displacement

4094 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6279

Medium

0.8459

High

0.961

Triple Offshore

Low

0.8122

Medium

1.0455

High

1.1616

Boat Specifications

Dimensions

Length overall: 10.39 m
Beam: 3.18 m
Draft: 1.85 m
Displacement: 4094 kg
Crew weight: 600 kg
Wetted surface: 23.11 m²

Sails

Mainsail: 28.04 m²
Genoa: 36.43 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 67.27 m²

Design

Type: Express 34
Builder: ALSBERG
Designer: SHOEMACHER
Year built: 1986

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.

6,42.8,4.633858,52,5.19,60,5.5,75,5.74,90,5.65,110,5.4,120,5.21,135,4.67,145.5,4.14985,150,3.95
8,41.2,5.449121,52,6.16,60,6.42,75,6.6,90,6.58,110,6.52,120,6.33,135,5.76,147.5,5.122177,150,4.99
10,40.1,6.092129,52,6.72,60,6.88,75,7.01,90,7.02,110,7.08,120,6.98,135,6.62,147.5,6.035157,150,5.87
12,38.6,6.29542,52,6.95,60,7.11,75,7.27,90,7.33,110,7.47,120,7.38,135,7.1,148.8,6.617064,150,6.53
14,38.2,6.400656,52,7.03,60,7.22,75,7.49,90,7.59,110,7.88,120,7.81,135,7.48,150,6.93,171,6.176037
16,38.2,6.464281,52,7.08,60,7.28,75,7.64,90,7.86,110,8.24,120,8.25,135,7.91,150,7.22,173.5,6.682959
20,38.6,6.448967,52,7.08,60,7.31,75,7.75,90,8.24,110,8.69,120,9.12,135,8.84,150,7.87,175.5,7.322573

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.19	5.5	5.74	5.65	5.4	5.21	4.67	3.95
8	6.16	6.42	6.6	6.58	6.52	6.33	5.76	4.99
10	6.72	6.88	7.01	7.02	7.08	6.98	6.62	5.87
12	6.95	7.11	7.27	7.33	7.47	7.38	7.1	6.53
14	7.03	7.22	7.49	7.59	7.88	7.81	7.48	6.93
16	7.08	7.28	7.64	7.86	8.24	8.25	7.91	7.22
20	7.08	7.31	7.75	8.24	8.69	9.12	8.84	7.87

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	3.4	145.5°	3.42
8	41.2°	4.1	147.5°	4.32
10	40.1°	4.66	147.5°	5.09
12	38.6°	4.92	148.8°	5.66
14	38.2°	5.03	171°	6.1
16	38.2°	5.08	173.5°	6.64
20	38.6°	5.04	175.5°	7.3

Loading polar chart…