70170 — ORC Rating | RegattaPages

GPH

621.8

OSN

602.5

LOA

10.535 m

Displacement

3799 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7237

Medium

1.0005

High

1.1443

Triple Offshore

Low

0.9377

Medium

1.2323

High

1.3813

Boat Specifications

Dimensions

Length overall: 10.535 m
Beam: 3.23 m
Draft: 2.43 m
Displacement: 3799 kg
Crew weight: 500 kg
Wetted surface: 25.17 m²

Sails

Mainsail: 30.85 m²
Genoa: 31.86 m²
Spinnaker: 95.67 m²
Asymmetric spinnaker: 0 m²

Design

Type: Z 34
Builder: Zurl Technik
Designer: Zurl/Fekonja
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.

6,42.5,4.597998,52,5.16,60,5.44,75,5.67,90,5.59,110,5.69,120,5.55,135,4.99,137,4.881359,150,4.12
8,41.2,5.515574,52,6.21,60,6.5,75,6.71,90,6.78,110,6.92,120,6.78,135,6.22,148.5,5.324638,150,5.24
10,40.2,6.218938,52,6.91,60,7.1,75,7.24,90,7.25,110,7.52,120,7.44,135,7.12,147.4,6.492948,150,6.31
12,38.6,6.410581,52,7.14,60,7.34,75,7.56,90,7.58,110,7.93,120,7.98,135,7.63,150,7.13,156.1,6.847113
14,38.3,6.485924,52,7.21,60,7.43,75,7.77,90,7.94,110,8.22,120,8.53,135,8.19,150,7.59,171.7,6.922508
16,38.3,6.524152,52,7.24,60,7.47,75,7.88,90,8.27,110,8.5,120,8.9,135,8.84,150,8.1,180,7.35
20,38.6,6.61531,52,7.32,60,7.54,75,7.95,90,8.57,110,9,120,9.55,135,10.41,150,9.33,180,8.28

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.16	5.44	5.67	5.59	5.69	5.55	4.99	4.12
8	6.21	6.5	6.71	6.78	6.92	6.78	6.22	5.24
10	6.91	7.1	7.24	7.25	7.52	7.44	7.12	6.31
12	7.14	7.34	7.56	7.58	7.93	7.98	7.63	7.13
14	7.21	7.43	7.77	7.94	8.22	8.53	8.19	7.59
16	7.24	7.47	7.88	8.27	8.5	8.9	8.84	8.1
20	7.32	7.54	7.95	8.57	9	9.55	10.41	9.33

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.5°	3.39	137°	3.57
8	41.2°	4.15	148.5°	4.54
10	40.2°	4.75	147.4°	5.47
12	38.6°	5.01	156.1°	6.26
14	38.3°	5.09	171.7°	6.85
16	38.3°	5.12	180°	7.35
20	38.6°	5.17	180°	8.28

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