Tiimi — ORC Rating | RegattaPages

GPH

683.2

OSN

668.3

LOA

9.447 m

Displacement

4351 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6228

Medium

0.8025

High

0.8975

Triple Offshore

Low

0.7953

Medium

0.9785

High

1.0656

Boat Specifications

Dimensions

Length overall: 9.447 m
Beam: 3.02 m
Draft: 1.63 m
Displacement: 4351 kg
Crew weight: 260 kg
Wetted surface: 19.92 m²

Sails

Mainsail: 31.74 m²
Genoa: 31.57 m²
Spinnaker: 60.18 m²
Asymmetric spinnaker: 57.29 m²

Design

Type: Inferno 31
Builder: Finngulf Marin
Designer: Hakan Sodergren
Year built: 1986
Stability index: 126.7

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.

6,42.6,4.605371,52,5.11,60,5.34,75,5.5,90,5.43,110,5.31,120,5.14,135,4.64,145.1,4.182152,150,3.96
8,40.9,5.252341,52,5.85,60,6.04,75,6.17,90,6.15,110,6.21,120,6.09,135,5.67,148.2,5.071228,150,4.97
10,40.6,5.623813,52,6.18,60,6.35,75,6.49,90,6.55,110,6.65,120,6.6,135,6.35,150,5.76,155.6,5.512342
12,40,5.743792,52,6.32,60,6.5,75,6.68,90,6.77,110,6.95,120,6.93,135,6.75,150,6.35,164.6,5.891533
14,40,5.835171,52,6.4,60,6.58,75,6.8,90,6.93,110,7.21,120,7.22,135,7.07,150,6.72,177.2,6.247459
16,39.9,5.865751,52,6.44,60,6.62,75,6.88,90,7.07,110,7.44,120,7.52,135,7.38,150,7.03,179,6.621008
20,40.5,5.904741,52,6.47,60,6.67,75,6.97,90,7.27,110,7.76,120,8.16,135,8.08,150,7.63,179,7.2211

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.11	5.34	5.5	5.43	5.31	5.14	4.64	3.96
8	5.85	6.04	6.17	6.15	6.21	6.09	5.67	4.97
10	6.18	6.35	6.49	6.55	6.65	6.6	6.35	5.76
12	6.32	6.5	6.68	6.77	6.95	6.93	6.75	6.35
14	6.4	6.58	6.8	6.93	7.21	7.22	7.07	6.72
16	6.44	6.62	6.88	7.07	7.44	7.52	7.38	7.03
20	6.47	6.67	6.97	7.27	7.76	8.16	8.08	7.63

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.39	145.1°	3.43
8	40.9°	3.97	148.2°	4.31
10	40.6°	4.27	155.6°	5.02
12	40°	4.4	164.6°	5.68
14	40°	4.47	177.2°	6.24
16	39.9°	4.5	179°	6.62
20	40.5°	4.49	179°	7.22

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