Lady S — ORC Rating | RegattaPages

GPH

723.4

OSN

698.1

LOA

8.032 m

Displacement

1660 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5525

Medium

0.7647

High

0.8802

Triple Offshore

Low

0.7129

Medium

0.943

High

1.0636

Boat Specifications

Dimensions

Length overall: 8.032 m
Beam: 2.5 m
Draft: 1.52 m
Displacement: 1660 kg
Crew weight: 250 kg
Wetted surface: 13.88 m²

Sails

Mainsail: 16.87 m²
Genoa: 15.4 m²
Spinnaker: 35.41 m²
Asymmetric spinnaker: 34.39 m²

Design

Type: JP24
Designer: Jari Pakkanen
Year built: 1983

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.

6,43.8,4.017955,52,4.45,60,4.69,75,4.84,90,4.82,110,4.83,120,4.64,135,4.15,145,3.723362,150,3.52
8,41.6,4.787389,52,5.34,60,5.57,75,5.72,90,5.82,110,5.87,120,5.7,135,5.22,146.4,4.706327,150,4.53
10,40.1,5.333881,52,5.91,60,6.08,75,6.21,90,6.38,110,6.46,120,6.35,135,6.02,147.1,5.52631,150,5.36
12,38.8,5.568829,52,6.18,60,6.34,75,6.52,90,6.69,110,6.9,120,6.82,135,6.52,150,6.06,158.3,5.747296
14,38.5,5.660559,52,6.28,60,6.48,75,6.74,90,6.88,110,7.3,120,7.28,135,6.97,150,6.5,172.7,5.968377
16,38.5,5.698893,52,6.33,60,6.54,75,6.88,90,7.1,110,7.66,120,7.76,135,7.44,150,6.91,177.4,6.366554
20,39.1,5.721307,52,6.36,60,6.6,75,7.03,90,7.46,110,8.2,120,8.86,135,8.6,150,7.8,177.7,7.125741
24,40.9,5.688933,52,6.31,60,6.58,75,7.1,90,7.66,110,8.69,120,9.81,135,11.07,150,9.02,174.8,8.002937

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.45	4.69	4.84	4.82	4.83	4.64	4.15	3.52
8	5.34	5.57	5.72	5.82	5.87	5.7	5.22	4.53
10	5.91	6.08	6.21	6.38	6.46	6.35	6.02	5.36
12	6.18	6.34	6.52	6.69	6.9	6.82	6.52	6.06
14	6.28	6.48	6.74	6.88	7.3	7.28	6.97	6.5
16	6.33	6.54	6.88	7.1	7.66	7.76	7.44	6.91
20	6.36	6.6	7.03	7.46	8.2	8.86	8.6	7.8
24	6.31	6.58	7.1	7.66	8.69	9.81	11.07	9.02

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	2.9	145°	3.05
8	41.6°	3.58	146.4°	3.92
10	40.1°	4.08	147.1°	4.64
12	38.8°	4.34	158.3°	5.34
14	38.5°	4.43	172.7°	5.92
16	38.5°	4.46	177.4°	6.36
20	39.1°	4.44	177.7°	7.12
24	40.9°	4.3	174.8°	7.97

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