TEMPURA — ORC Rating | RegattaPages

GPH

698.7

OSN

676.9

LOA

10.28 m

Displacement

4900 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5793

Medium

0.7904

High

0.9194

Triple Offshore

Low

0.745

Medium

0.9713

High

1.0924

Boat Specifications

Dimensions

Length overall: 10.28 m
Beam: 3.45 m
Draft: 1.79 m
Displacement: 4900 kg
Crew weight: 350 kg
Wetted surface: 22.75 m²

Sails

Mainsail: 25.52 m²
Genoa: 31.79 m²
Spinnaker: 65.61 m²
Asymmetric spinnaker: 0 m²

Design

Type: HALLBERG RASSY 34
Builder: Hallberg-Rassy AB
Designer: German Frers
Year built: 1990
Stability index: 133.9

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.

6,43.6,4.156472,52,4.61,60,4.87,75,5.07,90,5.01,110,5.07,120,4.92,135,4.47,146.9,3.951207,150,3.83
8,41.8,4.829129,52,5.43,60,5.72,75,5.94,90,6.01,110,6.12,120,5.97,135,5.44,150,4.81,152,4.722817
10,41.8,5.446185,52,6.06,60,6.27,75,6.43,90,6.58,110,6.66,120,6.58,135,6.26,150,5.66,153.8,5.48337
12,40.6,5.834542,52,6.4,60,6.56,75,6.69,90,6.89,110,7,120,6.93,135,6.7,150,6.34,159.2,6.001119
14,39.9,6.048241,52,6.58,60,6.74,75,6.9,90,7.08,110,7.33,120,7.25,135,7.02,150,6.73,173,6.236486
16,39.5,6.104005,52,6.68,60,6.87,75,7.08,90,7.19,110,7.64,120,7.59,135,7.36,150,7.03,179,6.611007
20,40.2,6.153475,52,6.71,60,6.94,75,7.35,90,7.58,110,7.99,120,8.19,135,8.03,150,7.67,179,7.201097

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.61	4.87	5.07	5.01	5.07	4.92	4.47	3.83
8	5.43	5.72	5.94	6.01	6.12	5.97	5.44	4.81
10	6.06	6.27	6.43	6.58	6.66	6.58	6.26	5.66
12	6.4	6.56	6.69	6.89	7	6.93	6.7	6.34
14	6.58	6.74	6.9	7.08	7.33	7.25	7.02	6.73
16	6.68	6.87	7.08	7.19	7.64	7.59	7.36	7.03
20	6.71	6.94	7.35	7.58	7.99	8.19	8.03	7.67

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	3.01	146.9°	3.31
8	41.8°	3.6	152°	4.17
10	41.8°	4.06	153.8°	4.92
12	40.6°	4.43	159.2°	5.61
14	39.9°	4.64	173°	6.19
16	39.5°	4.71	179°	6.61
20	40.2°	4.7	179°	7.2

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