LAGERTHA — ORC Rating

GPH

533.6

OSN

519.3

LOA

12.96 m

Displacement

7718 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7789

Medium

1.03

High

1.1591

Triple Offshore

Low

1.0006

Medium

1.2599

High

1.4045

Boat Specifications

Dimensions

Length overall: 12.96 m
Beam: 3.91 m
Draft: 2.74 m
Displacement: 7718 kg
Crew weight: 1085 kg
Wetted surface: 35.28 m²

Sails

Mainsail: 59.89 m²
Genoa: 48.31 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 183.06 m²

Design

Type: SWAN 42 CS
Builder: SWAN
Designer: FRERS
Year built: 2006

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.

6,42.5,5.628818,52,6.27,60,6.58,75,6.79,90,7,110,6.87,120,6.55,135,5.9,143,5.396705,150,4.98
8,40.1,6.588912,52,7.34,60,7.56,75,7.7,90,7.95,110,7.92,120,7.79,135,7.28,146,6.549763,150,6.27
10,37.9,7.096836,52,7.88,60,8.06,75,8.18,90,8.41,110,8.5,120,8.43,135,8.11,149.7,7.354682,150,7.34
12,36.5,7.302295,52,8.13,60,8.32,75,8.52,90,8.7,110,9,120,8.99,135,8.68,150,8.06,151.4,7.97282
14,36.1,7.462965,52,8.26,60,8.48,75,8.78,90,8.92,110,9.45,120,9.5,135,9.28,150,8.51,150.5,8.479292
16,35.6,7.526742,52,8.36,60,8.59,75,8.97,90,9.21,110,9.86,120,10.01,135,9.94,150,8.92,172.6,7.815091
20,35.4,7.642973,52,8.48,60,8.75,75,9.22,90,9.69,110,10.59,120,11.26,135,11.69,143.4,11.01122,150,10.2
24,36,7.675982,52,8.52,60,8.82,75,9.38,90,10.04,110,11.09,120,12.49,135,13.7,142.5,14.079477,150,12.9

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.27	6.58	6.79	7	6.87	6.55	5.9	4.98
8	7.34	7.56	7.7	7.95	7.92	7.79	7.28	6.27
10	7.88	8.06	8.18	8.41	8.5	8.43	8.11	7.34
12	8.13	8.32	8.52	8.7	9	8.99	8.68	8.06
14	8.26	8.48	8.78	8.92	9.45	9.5	9.28	8.51
16	8.36	8.59	8.97	9.21	9.86	10.01	9.94	8.92
20	8.48	8.75	9.22	9.69	10.59	11.26	11.69	10.2
24	8.52	8.82	9.38	10.04	11.09	12.49	13.7	12.9

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.5°	4.15	143°	4.31
8	40.1°	5.04	146°	5.43
10	37.9°	5.6	149.7°	6.35
12	36.5°	5.87	151.4°	7
14	36.1°	6.03	150.5°	7.38
16	35.6°	6.12	172.6°	7.75
20	35.4°	6.23	143.4°	8.84
24	36°	6.21	142.5°	11.17

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