ARIADNI II — ORC Rating

GPH

751.3

OSN

728.3

LOA

9.1 m

Displacement

4499 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5268

Medium

0.7208

High

0.8498

Triple Offshore

Low

0.6831

Medium

0.9073

High

1.0339

Boat Specifications

Dimensions

Length overall: 9.1 m
Beam: 3.24 m
Draft: 1.67 m
Displacement: 4499 kg
Crew weight: 494 kg
Wetted surface: 21.42 m²

Sails

Mainsail: 20.57 m²
Genoa: 29.4 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 66.78 m²

Design

Type: DISCOVERY 3000
Builder: DROMOR
Designer: ED DUBOIS
Year built: 1987
Stability index: 111.7

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.

6,45.4,3.73138,52,4.11,60,4.39,75,4.6,90,4.67,110,4.77,120,4.62,135,4.21,146,3.775462,150,3.62
8,43.6,4.432649,52,4.93,60,5.23,75,5.46,90,5.68,110,5.81,120,5.66,135,5.21,146.6,4.719423,150,4.55
10,43,4.977072,52,5.57,60,5.87,75,6.08,90,6.33,110,6.42,120,6.35,135,6.05,145.7,5.592555,150,5.34
12,43,5.496656,52,6.03,60,6.24,75,6.4,90,6.65,110,6.77,120,6.71,135,6.51,147.1,6.121818,150,5.93
14,41.7,5.772542,52,6.28,60,6.45,75,6.61,90,6.84,110,7.08,120,7.04,135,6.83,150,6.29,150.5,6.261808
16,40.6,5.847712,52,6.41,60,6.59,75,6.78,90,6.95,110,7.38,120,7.38,135,7.15,150,6.56,172.7,6.008704
20,40.6,5.874053,52,6.46,60,6.68,75,7.03,90,7.25,110,7.75,120,7.97,135,7.78,150,7.02,177.2,6.597877

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.11	4.39	4.6	4.67	4.77	4.62	4.21	3.62
8	4.93	5.23	5.46	5.68	5.81	5.66	5.21	4.55
10	5.57	5.87	6.08	6.33	6.42	6.35	6.05	5.34
12	6.03	6.24	6.4	6.65	6.77	6.71	6.51	5.93
14	6.28	6.45	6.61	6.84	7.08	7.04	6.83	6.29
16	6.41	6.59	6.78	6.95	7.38	7.38	7.15	6.56
20	6.46	6.68	7.03	7.25	7.75	7.97	7.78	7.02

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.4°	2.62	146°	3.13
8	43.6°	3.21	146.6°	3.94
10	43°	3.64	145.7°	4.62
12	43°	4.02	147.1°	5.14
14	41.7°	4.31	150.5°	5.45
16	40.6°	4.44	172.7°	5.96
20	40.6°	4.46	177.2°	6.59

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