ALLEGRO VIVACE — ORC Rating

GPH

673.7

OSN

654.3

LOA

10.114 m

Displacement

4390 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6052

Medium

0.8208

High

0.946

Triple Offshore

Low

0.7799

Medium

1.0047

High

1.1203

Boat Specifications

Dimensions

Length overall: 10.114 m
Beam: 3.41 m
Draft: 1.91 m
Displacement: 4390 kg
Crew weight: 350 kg
Wetted surface: 21.43 m²

Sails

Mainsail: 35.99 m²
Genoa: 19.84 m²
Spinnaker: 53.28 m²
Asymmetric spinnaker: 0 m²

Design

Type: DEHLER 34 DBI
Builder: DELHER
Designer: VAN DE STADT
Year built: 1982
Stability index: 104.7

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.

6,42,4.35985,52,4.9,60,5.16,75,5.36,90,5.33,110,5.29,120,5.1,135,4.57,146,4.04083,150,3.87
8,40.8,5.112319,52,5.77,60,6.03,75,6.22,90,6.32,110,6.33,120,6.16,135,5.58,150,4.88,152,4.790771
10,40.6,5.742348,52,6.34,60,6.51,75,6.65,90,6.8,110,6.83,120,6.74,135,6.39,150,5.76,153.8,5.583676
12,39.3,6.008992,52,6.6,60,6.75,75,6.9,90,7.07,110,7.18,120,7.09,135,6.83,150,6.46,160.1,6.093877
14,38.8,6.107748,52,6.71,60,6.89,75,7.1,90,7.22,110,7.52,120,7.43,135,7.17,150,6.86,174.8,6.366201
16,38.7,6.176079,52,6.77,60,6.96,75,7.26,90,7.44,110,7.83,120,7.79,135,7.53,150,7.18,179,6.76103
20,38.4,6.265205,52,6.84,60,7.01,75,7.43,90,7.82,110,8.15,120,8.42,135,8.26,150,7.87,179,7.391126

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.9	5.16	5.36	5.33	5.29	5.1	4.57	3.87
8	5.77	6.03	6.22	6.32	6.33	6.16	5.58	4.88
10	6.34	6.51	6.65	6.8	6.83	6.74	6.39	5.76
12	6.6	6.75	6.9	7.07	7.18	7.09	6.83	6.46
14	6.71	6.89	7.1	7.22	7.52	7.43	7.17	6.86
16	6.77	6.96	7.26	7.44	7.83	7.79	7.53	7.18
20	6.84	7.01	7.43	7.82	8.15	8.42	8.26	7.87

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.24	146°	3.35
8	40.8°	3.87	152°	4.23
10	40.6°	4.36	153.8°	5.01
12	39.3°	4.65	160.1°	5.73
14	38.8°	4.76	174.8°	6.34
16	38.7°	4.82	179°	6.76
20	38.4°	4.91	179°	7.39

Loading polar chart…