Merimörkö — ORC Rating

GPH

594.1

OSN

579.1

LOA

12.495 m

Displacement

8500 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6828

Medium

0.9148

High

1.0391

Triple Offshore

Low

0.8858

Medium

1.1394

High

1.2653

Boat Specifications

Dimensions

Length overall: 12.495 m
Beam: 3.84 m
Draft: 1.83 m
Displacement: 8500 kg
Crew weight: 510 kg
Wetted surface: 34.24 m²

Sails

Mainsail: 51.91 m²
Genoa: 48.3 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 100.79 m²

Design

Type: Finngulf 41
Builder: Finngulf
Designer: Strahlman
Year built: 2002
Stability index: 119.7

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.

6,44.1,5.068746,52,5.6,60,5.95,75,6.24,90,6.19,110,5.94,120,5.76,135,5.17,143.4,4.708418,150,4.37
8,42.6,5.963887,52,6.66,60,6.99,75,7.23,90,7.21,110,7.18,120,7.01,135,6.39,147.5,5.667594,150,5.51
10,42,6.620513,52,7.31,60,7.55,75,7.72,90,7.75,110,7.84,120,7.74,135,7.35,148.4,6.621841,150,6.51
12,41.1,6.887277,52,7.57,60,7.79,75,8,90,8.06,110,8.25,120,8.17,135,7.88,149.6,7.32742,150,7.29
14,40.2,6.96521,52,7.68,60,7.91,75,8.2,90,8.33,110,8.64,120,8.61,135,8.29,150,7.75,151.4,7.653907
16,39.9,7.025867,52,7.74,60,7.97,75,8.32,90,8.59,110,8.98,120,9.08,135,8.74,150,8.06,173.6,7.285403
20,39.6,7.099164,52,7.8,60,8.01,75,8.46,90,8.99,110,9.43,120,9.93,135,9.77,150,8.71,177.2,8.039598

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.6	5.95	6.24	6.19	5.94	5.76	5.17	4.37
8	6.66	6.99	7.23	7.21	7.18	7.01	6.39	5.51
10	7.31	7.55	7.72	7.75	7.84	7.74	7.35	6.51
12	7.57	7.79	8	8.06	8.25	8.17	7.88	7.29
14	7.68	7.91	8.2	8.33	8.64	8.61	8.29	7.75
16	7.74	7.97	8.32	8.59	8.98	9.08	8.74	8.06
20	7.8	8.01	8.46	8.99	9.43	9.93	9.77	8.71

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.1°	3.64	143.4°	3.78
8	42.6°	4.39	147.5°	4.78
10	42°	4.92	148.4°	5.64
12	41.1°	5.19	149.6°	6.32
14	40.2°	5.32	151.4°	6.72
16	39.9°	5.39	173.6°	7.24
20	39.6°	5.47	177.2°	8.03

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