Margareta — ORC Rating

GPH

779.9

OSN

758.1

LOA

7.8 m

Displacement

2100 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5352

Medium

0.7083

High

0.7789

Triple Offshore

Low

0.6842

Medium

0.8663

High

0.9356

Boat Specifications

Dimensions

Length overall: 7.8 m
Beam: 2.6 m
Draft: 1.49 m
Displacement: 2100 kg
Crew weight: 240 kg
Wetted surface: 13.99 m²

Sails

Mainsail: 15.89 m²
Genoa: 17.78 m²
Spinnaker: 37.73 m²
Asymmetric spinnaker: 0 m²

Design

Type: Sunwind 26 (modfio
Builder: Nykra
Designer: Tord Sunden
Year built: 1984
Stability index: 134.7

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.

6,43.5,3.860076,52,4.27,60,4.49,75,4.65,90,4.56,110,4.63,120,4.48,135,4.04,147.8,3.557107,150,3.48
8,41.2,4.478912,52,5,60,5.21,75,5.37,90,5.39,110,5.51,120,5.41,135,5,150,4.44,152,4.360395
10,40.2,4.844225,52,5.4,60,5.59,75,5.75,90,5.81,110,5.97,120,5.92,135,5.67,150,5.22,155.9,5.006386
12,40.6,5.017969,52,5.57,60,5.75,75,5.95,90,6.03,110,6.25,120,6.25,135,6.07,150,5.76,166.7,5.322762
14,41.2,5.090277,52,5.61,60,5.81,75,6.07,90,6.22,110,6.46,120,6.53,135,6.4,150,6.12,177.2,5.686789
16,41.7,5.116267,52,5.62,60,5.84,75,6.12,90,6.35,110,6.61,120,6.77,135,6.72,150,6.42,179,6.030919
20,43.5,5.087028,52,5.57,60,5.82,75,6.16,90,6.49,110,6.85,120,7.23,135,7.36,150,7.04,179,6.611007

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.27	4.49	4.65	4.56	4.63	4.48	4.04	3.48
8	5	5.21	5.37	5.39	5.51	5.41	5	4.44
10	5.4	5.59	5.75	5.81	5.97	5.92	5.67	5.22
12	5.57	5.75	5.95	6.03	6.25	6.25	6.07	5.76
14	5.61	5.81	6.07	6.22	6.46	6.53	6.4	6.12
16	5.62	5.84	6.12	6.35	6.61	6.77	6.72	6.42
20	5.57	5.82	6.16	6.49	6.85	7.23	7.36	7.04

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	2.8	147.8°	3.01
8	41.2°	3.37	152°	3.85
10	40.2°	3.7	155.9°	4.57
12	40.6°	3.81	166.7°	5.18
14	41.2°	3.83	177.2°	5.68
16	41.7°	3.82	179°	6.03
20	43.5°	3.69	179°	6.61

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