NIMFA — ORC Rating | RegattaPages

GPH

681

OSN

657

LOA

12.99 m

Displacement

10799 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5534

Medium

0.7917

High

0.9682

Triple Offshore

Low

0.727

Medium

1.0112

High

1.191

Boat Specifications

Dimensions

Length overall: 12.99 m
Beam: 4.2 m
Draft: 1.89 m
Displacement: 10799 kg
Crew weight: 500 kg
Wetted surface: 38.51 m²

Sails

Mainsail: 38.59 m²
Genoa: 43.3 m²
Spinnaker: 99.21 m²
Asymmetric spinnaker: 0 m²

Design

Type: Elan 434 Impressio
Builder: Elan
Designer: Humphreys
Year built: 2005

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.

6,48,4.050031,52,4.32,60,4.72,75,5.03,90,5.03,110,5.18,120,5.02,135,4.49,146,3.956395,150,3.79
8,45.8,4.86255,52,5.32,60,5.7,75,6.02,90,6.17,110,6.37,120,6.21,135,5.64,149,4.946526,150,4.9
10,44.6,5.491372,52,6.06,60,6.47,75,6.85,90,7.14,110,7.36,120,7.23,135,6.62,150,5.85,152,5.74213
12,43.9,6.023167,52,6.7,60,7.12,75,7.44,90,7.74,110,7.92,120,7.84,135,7.44,150,6.7,153.5,6.514444
14,44.2,6.514062,52,7.17,60,7.52,75,7.79,90,8.01,110,8.27,120,8.2,135,7.93,150,7.44,158,7.042832
16,44.2,6.793037,52,7.42,60,7.74,75,8.01,90,8.14,110,8.58,120,8.53,135,8.27,150,7.9,180,7.18
20,44.6,6.881771,52,7.52,60,7.87,75,8.28,90,8.49,110,9.02,120,9.23,135,8.98,150,8.54,180,8.06

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.32	4.72	5.03	5.03	5.18	5.02	4.49	3.79
8	5.32	5.7	6.02	6.17	6.37	6.21	5.64	4.9
10	6.06	6.47	6.85	7.14	7.36	7.23	6.62	5.85
12	6.7	7.12	7.44	7.74	7.92	7.84	7.44	6.7
14	7.17	7.52	7.79	8.01	8.27	8.2	7.93	7.44
16	7.42	7.74	8.01	8.14	8.58	8.53	8.27	7.9
20	7.52	7.87	8.28	8.49	9.02	9.23	8.98	8.54

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	48°	2.71	146°	3.28
8	45.8°	3.39	149°	4.24
10	44.6°	3.91	152°	5.07
12	43.9°	4.34	153.5°	5.83
14	44.2°	4.67	158°	6.53
16	44.2°	4.87	180°	7.18
20	44.6°	4.9	180°	8.06

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