LOSTA — ORC Rating | RegattaPages

GPH

580

OSN

565.3

LOA

12.241 m

Displacement

2743 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6748

Medium

0.9263

High

1.0835

Triple Offshore

Low

0.8924

Medium

1.1702

High

1.3543

Boat Specifications

Dimensions

Length overall: 12.241 m
Beam: 1.87 m
Draft: 1.45 m
Displacement: 2743 kg
Crew weight: 628 kg
Wetted surface: 19.63 m²

Sails

Mainsail: 42.15 m²
Genoa: 17.46 m²
Spinnaker: 62.41 m²
Asymmetric spinnaker: 52.35 m²

Design

Type: 40 sqm skerrycruis
Builder: Pabst Werft
Year built: 1921
Stability index: 136.3

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.

6,46.5,5.128171,52,5.56,60,6.04,75,6.53,90,6.6,110,6.21,120,5.91,135,5.19,139.3,4.933163,150,4.32
8,44.8,6.186839,52,6.81,60,7.2,75,7.48,90,7.56,110,7.42,120,7.3,135,6.66,137.8,6.438945,150,5.51
10,42.4,6.621931,52,7.32,60,7.62,75,7.98,90,8.15,110,8.11,120,8.03,135,7.61,145.2,7.01456,150,6.65
12,41.4,6.852319,52,7.55,60,7.86,75,8.37,90,8.66,110,8.82,120,8.81,135,8.28,150,7.56,153.8,7.333451
14,40.9,7.011941,52,7.7,60,8.02,75,8.65,90,9.11,110,9.54,120,9.55,135,9.08,150,8.17,162.8,7.558006
16,39.9,7.051937,52,7.8,60,8.17,75,8.83,90,9.44,110,10.3,120,10.33,135,10.02,150,8.89,157.4,8.416285
20,40,7.17974,52,7.95,60,8.39,75,9.13,90,9.98,110,11.53,120,12.34,135,12.48,144.2,11.552728,150,10.82

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.56	6.04	6.53	6.6	6.21	5.91	5.19	4.32
8	6.81	7.2	7.48	7.56	7.42	7.3	6.66	5.51
10	7.32	7.62	7.98	8.15	8.11	8.03	7.61	6.65
12	7.55	7.86	8.37	8.66	8.82	8.81	8.28	7.56
14	7.7	8.02	8.65	9.11	9.54	9.55	9.08	8.17
16	7.8	8.17	8.83	9.44	10.3	10.33	10.02	8.89
20	7.95	8.39	9.13	9.98	11.53	12.34	12.48	10.82

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	46.5°	3.53	139.3°	3.74
8	44.8°	4.39	137.8°	4.77
10	42.4°	4.89	145.2°	5.76
12	41.4°	5.14	153.8°	6.58
14	40.9°	5.3	162.8°	7.22
16	39.9°	5.41	157.4°	7.77
20	40°	5.5	144.2°	9.37

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