TIZIANA IV — ORC Rating

GPH

545

OSN

531.5

LOA

15.5 m

Displacement

13378 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.744

Medium

0.9982

High

1.1589

Triple Offshore

Low

0.9664

Medium

1.2402

High

1.3884

Boat Specifications

Dimensions

Length overall: 15.5 m
Beam: 4.08 m
Draft: 2.26 m
Displacement: 13378 kg
Crew weight: 1064 kg
Wetted surface: 46.81 m²

Sails

Mainsail: 73.46 m²
Genoa: 89.61 m²
Spinnaker: 180.23 m²
Asymmetric spinnaker: 0 m²

Design

Type: Sciarrelli one off
Builder: Alto Adriatico
Designer: Carlo Sciarrelli
Year built: 2002

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.

6,44.2,5.579496,52,6.17,60,6.56,75,6.91,90,6.9,110,6.31,120,6.16,135,5.6,142.9,5.140525,150,4.74
8,42.8,6.569175,52,7.35,60,7.72,75,7.96,90,7.98,110,7.69,120,7.55,135,6.93,147,6.128747,150,5.93
10,42.4,7.217769,52,7.97,60,8.24,75,8.44,90,8.49,110,8.46,120,8.39,135,8,149,7.093131,150,7.02
12,41.2,7.495864,52,8.23,60,8.47,75,8.71,90,8.81,110,8.88,120,8.86,135,8.57,150,7.94,153.5,7.732411
14,40.1,7.621698,52,8.36,60,8.59,75,8.9,90,9.09,110,9.16,120,9.29,135,9,150,8.52,160,8.066468
16,39.4,7.674055,52,8.44,60,8.67,75,9.02,90,9.34,110,9.4,120,9.7,135,9.47,150,8.92,180,8.19
20,38.2,7.787677,52,8.53,60,8.75,75,9.18,90,9.71,110,9.84,120,10.23,135,10.52,150,9.84,180,9.04

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.17	6.56	6.91	6.9	6.31	6.16	5.6	4.74
8	7.35	7.72	7.96	7.98	7.69	7.55	6.93	5.93
10	7.97	8.24	8.44	8.49	8.46	8.39	8	7.02
12	8.23	8.47	8.71	8.81	8.88	8.86	8.57	7.94
14	8.36	8.59	8.9	9.09	9.16	9.29	9	8.52
16	8.44	8.67	9.02	9.34	9.4	9.7	9.47	8.92
20	8.53	8.75	9.18	9.71	9.84	10.23	10.52	9.84

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.2°	4	142.9°	4.1
8	42.8°	4.82	147°	5.14
10	42.4°	5.33	149°	6.08
12	41.2°	5.64	153.5°	6.92
14	40.1°	5.83	160°	7.58
16	39.4°	5.93	180°	8.19
20	38.2°	6.12	180°	9.04

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