Tempest — ORC Rating | RegattaPages

GPH

556.1

OSN

546.6

LOA

11.96 m

Displacement

6953 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7449

Medium

0.9688

High

1.0808

Triple Offshore

Low

0.9726

Medium

1.2024

High

1.3264

Boat Specifications

Dimensions

Length overall: 11.96 m
Beam: 3.88 m
Draft: 2.31 m
Displacement: 6953 kg
Crew weight: 785 kg
Wetted surface: 31.59 m²

Sails

Mainsail: 59.56 m²
Genoa: 39.68 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 148.15 m²

Design

Type: Elan E5
Designer: Humpreys Yacht des
Year built: 2014
Stability index: 122.2

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.

6,44.2,5.579496,52,6.16,60,6.56,75,7.04,90,7.22,110,6.9,120,6.45,135,5.64,143.9,5.11145,150,4.77
8,42.4,6.432346,52,7.18,60,7.49,75,7.73,90,7.92,110,7.75,120,7.53,135,7.03,146.6,6.216702,150,5.99
10,41.1,6.860737,52,7.58,60,7.84,75,8.1,90,8.29,110,8.21,120,8.13,135,7.84,148.7,7.185835,150,7.09
12,39.6,6.995337,52,7.75,60,8,75,8.34,90,8.56,110,8.65,120,8.67,135,8.35,150,7.8,151.4,7.710856
14,39.3,7.10741,52,7.85,60,8.1,75,8.49,90,8.8,110,9.12,120,9.17,135,8.94,150,8.2,152.3,8.030327
16,38.7,7.124274,52,7.92,60,8.18,75,8.59,90,9.01,110,9.57,120,9.54,135,9.6,150,8.59,174.8,7.641449
20,39.4,7.272882,52,7.98,60,8.25,75,8.73,90,9.33,110,10.2,120,10.49,135,11.27,143,10.580546,150,9.76

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.16	6.56	7.04	7.22	6.9	6.45	5.64	4.77
8	7.18	7.49	7.73	7.92	7.75	7.53	7.03	5.99
10	7.58	7.84	8.1	8.29	8.21	8.13	7.84	7.09
12	7.75	8	8.34	8.56	8.65	8.67	8.35	7.8
14	7.85	8.1	8.49	8.8	9.12	9.17	8.94	8.2
16	7.92	8.18	8.59	9.01	9.57	9.54	9.6	8.59
20	7.98	8.25	8.73	9.33	10.2	10.49	11.27	9.76

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.2°	4	143.9°	4.13
8	42.4°	4.75	146.6°	5.19
10	41.1°	5.17	148.7°	6.14
12	39.6°	5.39	151.4°	6.77
14	39.3°	5.5	152.3°	7.11
16	38.7°	5.56	174.8°	7.61
20	39.4°	5.62	143°	8.45

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