Alli — ORC Rating | RegattaPages

GPH

736.8

OSN

716

LOA

10.455 m

Displacement

5100 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5588

Medium

0.7439

High

0.8314

Triple Offshore

Low

0.7169

Medium

0.9193

High

1.0048

Boat Specifications

Dimensions

Length overall: 10.455 m
Beam: 3.15 m
Draft: 1.44 m
Displacement: 5100 kg
Crew weight: 360 kg
Wetted surface: 26.23 m²

Sails

Mainsail: 26.38 m²
Genoa: 32.39 m²
Spinnaker: 68.87 m²
Asymmetric spinnaker: 61.87 m²

Design

Type: Allegro 30
Builder: Allegro båt ab
Designer: Lars-Olof Norlin
Year built: 1985
Stability index: 149.3

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.

6,44.2,4.031186,52,4.45,60,4.71,75,4.88,90,4.81,110,4.87,120,4.71,135,4.28,147.8,3.769825,150,3.68
8,42.3,4.718569,52,5.23,60,5.48,75,5.67,90,5.7,110,5.83,120,5.71,135,5.28,150,4.68,151.6,4.61548
10,41.5,5.127139,52,5.71,60,5.94,75,6.15,90,6.24,110,6.4,120,6.35,135,6.05,150,5.51,155,5.307248
12,41.8,5.365699,52,5.95,60,6.18,75,6.41,90,6.51,110,6.74,120,6.73,135,6.53,150,6.15,161,5.774609
14,42,5.463269,52,6.04,60,6.29,75,6.57,90,6.7,110,6.98,120,7.02,135,6.87,150,6.57,173.6,6.057752
16,42.4,5.511505,52,6.08,60,6.34,75,6.66,90,6.85,110,7.19,120,7.28,135,7.17,150,6.89,178.1,6.453548
20,43.6,5.495933,52,6.04,60,6.34,75,6.73,90,7.06,110,7.46,120,7.73,135,7.74,150,7.48,179,7.051074

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.45	4.71	4.88	4.81	4.87	4.71	4.28	3.68
8	5.23	5.48	5.67	5.7	5.83	5.71	5.28	4.68
10	5.71	5.94	6.15	6.24	6.4	6.35	6.05	5.51
12	5.95	6.18	6.41	6.51	6.74	6.73	6.53	6.15
14	6.04	6.29	6.57	6.7	6.98	7.02	6.87	6.57
16	6.08	6.34	6.66	6.85	7.19	7.28	7.17	6.89
20	6.04	6.34	6.73	7.06	7.46	7.73	7.74	7.48

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.2°	2.89	147.8°	3.19
8	42.3°	3.49	151.6°	4.06
10	41.5°	3.84	155°	4.81
12	41.8°	4	161°	5.46
14	42°	4.06	173.6°	6.02
16	42.4°	4.07	178.1°	6.45
20	43.6°	3.98	179°	7.05

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