NEHALENNIA: ORC Rating

GPH

552.6

OSN

534

LOA

16.443 m

Displacement

22305 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7102

Medium

0.9912

High

1.1586

Triple Offshore

Low

0.9218

Medium

1.2395

High

1.4074

Boat Specifications

Dimensions

Length overall: 16.443 m
Beam: 4.74 m
Draft: 2.45 m
Displacement: 22305 kg
Crew weight: 1000 kg
Wetted surface: 59.68 m²

Sails

Mainsail: 80.89 m²
Genoa: 70.92 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 224.5 m²

Design

Type: Swan 54
Builder: Nautor
Designer: Frers
Year built: 2004
Stability index: 131.3

Performance data

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into Offwind or compatible navigation software.

6,45,5.204306,52,5.73,60,6.1,75,6.34,90,6.2,110,6.29,120,6.12,135,5.46,142.6,5.009978,150,4.59
8,43,6.235013,52,6.91,60,7.25,75,7.48,90,7.53,110,7.69,120,7.51,135,6.86,146.6,6.084941,150,5.87
10,41.7,7.004732,52,7.78,60,8.08,75,8.28,90,8.43,110,8.62,120,8.49,135,7.97,147.8,7.149668,150,6.99
12,40.6,7.520368,52,8.33,60,8.57,75,8.75,90,8.9,110,9.14,120,9.07,135,8.72,148.7,8.005067,150,7.9
14,40.3,7.82778,52,8.62,60,8.85,75,9.06,90,9.12,110,9.5,120,9.49,135,9.2,149.2,8.591786,150,8.52
16,39.4,7.945818,52,8.77,60,9.01,75,9.27,90,9.35,110,9.79,120,9.86,135,9.62,150,8.93,150.5,8.892916
20,38.8,8.096616,52,8.93,60,9.18,75,9.54,90,9.76,110,10.19,120,10.53,135,10.42,150,9.54,175.4,8.748179

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.73	6.1	6.34	6.2	6.29	6.12	5.46	4.59
8	6.91	7.25	7.48	7.53	7.69	7.51	6.86	5.87
10	7.78	8.08	8.28	8.43	8.62	8.49	7.97	6.99
12	8.33	8.57	8.75	8.9	9.14	9.07	8.72	7.9
14	8.62	8.85	9.06	9.12	9.5	9.49	9.2	8.52
16	8.77	9.01	9.27	9.35	9.79	9.86	9.62	8.93
20	8.93	9.18	9.54	9.76	10.19	10.53	10.42	9.54

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45°	3.68	142.6°	3.98
8	43°	4.56	146.6°	5.08
10	41.7°	5.23	147.8°	6.05
12	40.6°	5.71	148.7°	6.84
14	40.3°	5.97	149.2°	7.38
16	39.4°	6.14	150.5°	7.74
20	38.8°	6.31	175.4°	8.72

VPP POLAR · BOAT SPEED BY TWAKT

TRUE WIND ANGLE —

READ AT ANGLE

Hover or tap the chart, or use the slider, to read boat speeds.

True wind speed 6 kt8 kt10 kt12 kt14 kt16 kt20 kt

Data table

Boat speed by true wind angle and true wind speed
TWA	Boat speed in 6 kt (kt)	Boat speed in 8 kt (kt)	Boat speed in 10 kt (kt)	Boat speed in 12 kt (kt)	Boat speed in 14 kt (kt)	Boat speed in 16 kt (kt)	Boat speed in 20 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.73	6.91	7.78	8.33	8.62	8.77	8.93
60°	6.10	7.25	8.08	8.57	8.85	9.01	9.18
75°	6.34	7.48	8.28	8.75	9.06	9.27	9.54
90°	6.20	7.53	8.43	8.90	9.12	9.35	9.76
110°	6.29	7.69	8.62	9.14	9.50	9.79	10.19
120°	6.12	7.51	8.49	9.07	9.49	9.86	10.53
135°	5.46	6.86	7.97	8.72	9.20	9.62	10.42
150°	4.59	5.87	6.99	7.90	8.52	8.93	9.54