NUTCRACKER — ORC Rating

GPH

627.8

OSN

606.1

LOA

12.31 m

Displacement

8228 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.642

Medium

0.8859

High

1.0288

Triple Offshore

Low

0.8253

Medium

1.0849

High

1.2147

Boat Specifications

Dimensions

Length overall: 12.31 m
Beam: 4.08 m
Draft: 2.19 m
Displacement: 8228 kg
Crew weight: 674 kg
Wetted surface: 33.09 m²

Sails

Mainsail: 33.79 m²
Genoa: 52.26 m²
Spinnaker: 123.74 m²
Asymmetric spinnaker: 0 m²

Design

Type: 2 TON
Designer: A.LAVRANOS
Year built: 1980

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.

6,43.6,4.681209,52,5.19,60,5.47,75,5.64,90,5.5,110,5.52,120,5.37,135,4.84,144.2,4.364638,150,4.09
8,41.6,5.562999,52,6.19,60,6.44,75,6.61,90,6.51,110,6.7,120,6.56,135,6.04,148.2,5.341851,150,5.24
10,40,6.148468,52,6.83,60,7.02,75,7.16,90,7.16,110,7.37,120,7.3,135,6.94,150,6.22,151.2,6.150815
12,38.8,6.505522,52,7.17,60,7.33,75,7.48,90,7.48,110,7.75,120,7.73,135,7.48,150,6.98,155.6,6.720226
14,38,6.649655,52,7.35,60,7.52,75,7.69,90,7.73,110,8.02,120,8.05,135,7.86,150,7.48,164.2,6.973472
16,37.5,6.718318,52,7.43,60,7.62,75,7.85,90,7.93,110,8.23,120,8.35,135,8.2,150,7.83,175.8,7.249469
20,37.8,6.821446,52,7.5,60,7.69,75,8.01,90,8.25,110,8.52,120,8.85,135,8.9,150,8.48,178.6,7.932368
24,38.7,6.842378,52,7.5,60,7.72,75,8.09,90,8.46,110,8.67,120,9.2,135,9.71,150,9.21,178.3,8.54376

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.19	5.47	5.64	5.5	5.52	5.37	4.84	4.09
8	6.19	6.44	6.61	6.51	6.7	6.56	6.04	5.24
10	6.83	7.02	7.16	7.16	7.37	7.3	6.94	6.22
12	7.17	7.33	7.48	7.48	7.75	7.73	7.48	6.98
14	7.35	7.52	7.69	7.73	8.02	8.05	7.86	7.48
16	7.43	7.62	7.85	7.93	8.23	8.35	8.2	7.83
20	7.5	7.69	8.01	8.25	8.52	8.85	8.9	8.48
24	7.5	7.72	8.09	8.46	8.67	9.2	9.71	9.21

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	3.39	144.2°	3.54
8	41.6°	4.16	148.2°	4.54
10	40°	4.71	151.2°	5.39
12	38.8°	5.07	155.6°	6.12
14	38°	5.24	164.2°	6.71
16	37.5°	5.33	175.8°	7.23
20	37.8°	5.39	178.6°	7.93
24	38.7°	5.34	178.3°	8.54

Loading polar chart…