SEA EMERALD — ORC Rating

GPH

676.1

OSN

658.2

LOA

13.045 m

Displacement

10710 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6576

Medium

0.9053

High

1.0693

Triple Offshore

Low

0.8569

Medium

1.1326

High

1.2857

Boat Specifications

Dimensions

Length overall: 13.045 m
Beam: 3.55 m
Draft: 2.17 m
Displacement: 10710 kg
Crew weight: 450 kg
Wetted surface: 33.68 m²

Sails

Mainsail: 34.27 m²
Genoa: 65.94 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 0 m²

Design

Type: SWAN 43T
Builder: NAUTOR
Designer: S & S
Year built: 1970

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.

6,42.7,4.599174,52,5.1,60,5.35,75,5.55,90,5.5,110,4.97,120,4.74,135,4.12,142.5,3.756208,150,3.45
8,40.9,5.305261,52,5.99,60,6.29,75,6.53,90,6.49,110,5.97,120,5.67,135,5.11,150,4.41,166.7,3.956107
10,41.7,5.960049,52,6.68,60,6.94,75,7.12,90,7.14,110,6.86,120,6.54,135,5.91,150,5.22,168,4.774331
12,42,6.351386,52,7.01,60,7.23,75,7.41,90,7.46,110,7.33,120,7.15,135,6.68,150,5.93,168.8,5.474256
14,41.4,6.505703,52,7.15,60,7.38,75,7.59,90,7.68,110,7.61,120,7.5,135,7.19,150,6.62,168.6,6.151359
16,41,6.572064,52,7.23,60,7.45,75,7.72,90,7.86,110,7.85,120,7.76,135,7.5,150,7.13,169.9,6.754676
20,41.3,6.628827,52,7.28,60,7.51,75,7.83,90,8.14,110,8.27,120,8.25,135,7.97,150,7.68,174,7.450816

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.1	5.35	5.55	5.5	4.97	4.74	4.12	3.45
8	5.99	6.29	6.53	6.49	5.97	5.67	5.11	4.41
10	6.68	6.94	7.12	7.14	6.86	6.54	5.91	5.22
12	7.01	7.23	7.41	7.46	7.33	7.15	6.68	5.93
14	7.15	7.38	7.59	7.68	7.61	7.5	7.19	6.62
16	7.23	7.45	7.72	7.86	7.85	7.76	7.5	7.13
20	7.28	7.51	7.83	8.14	8.27	8.25	7.97	7.68

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.7°	3.38	142.5°	2.98
8	40.9°	4.01	166.7°	3.85
10	41.7°	4.45	168°	4.67
12	42°	4.72	168.8°	5.37
14	41.4°	4.88	168.6°	6.03
16	41°	4.96	169.9°	6.65
20	41.3°	4.98	174°	7.41

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