NIGHTFEVER: ORC Rating

GPH

596.1

OSN

579.1

LOA

12.016 m

Displacement

7683 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6809

Medium

0.9242

High

1.0626

Triple Offshore

Low

0.8797

Medium

1.1372

High

1.2656

Boat Specifications

Dimensions

Length overall: 12.016 m
Beam: 3.79 m
Draft: 2.44 m
Displacement: 7683 kg
Crew weight: 600 kg
Wetted surface: 32.19 m²

Sails

Mainsail: 46.83 m²
Genoa: 51.21 m²
Spinnaker: 112.89 m²
Asymmetric spinnaker: 0 m²

Design

Type: GRAND SOLEIL 40R
Builder: GRAND SOLEIL
Designer: DUCK
Year built: 2000
Stability index: 122.3

Performance data

Polar CSV

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

6,43,5.018092,52,5.59,60,5.9,75,6.15,90,6.08,110,5.82,120,5.66,135,5.12,140.3,4.834939,150,4.29
8,41.4,5.919123,52,6.64,60,6.93,75,7.13,90,7.1,110,7.06,120,6.91,135,6.32,148.4,5.518201,150,5.43
10,40.6,6.572091,52,7.27,60,7.47,75,7.61,90,7.62,110,7.72,120,7.64,135,7.27,149.8,6.46785,150,6.45
12,39.4,6.794062,52,7.5,60,7.7,75,7.88,90,7.94,110,8.11,120,8.06,135,7.79,150,7.3,155.6,7.016707
14,38.7,6.893632,52,7.6,60,7.8,75,8.07,90,8.21,110,8.42,120,8.48,135,8.2,150,7.78,164.6,7.281437
16,38.4,6.94149,52,7.66,60,7.86,75,8.18,90,8.45,110,8.64,120,8.91,135,8.65,150,8.16,177.2,7.559024
20,37.8,6.998627,52,7.72,60,7.91,75,8.3,90,8.8,110,9.04,120,9.46,135,9.68,150,9.04,178.1,8.304566

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.59	5.9	6.15	6.08	5.82	5.66	5.12	4.29
8	6.64	6.93	7.13	7.1	7.06	6.91	6.32	5.43
10	7.27	7.47	7.61	7.62	7.72	7.64	7.27	6.45
12	7.5	7.7	7.88	7.94	8.11	8.06	7.79	7.3
14	7.6	7.8	8.07	8.21	8.42	8.48	8.2	7.78
16	7.66	7.86	8.18	8.45	8.64	8.91	8.65	8.16
20	7.72	7.91	8.3	8.8	9.04	9.46	9.68	9.04

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.67	140.3°	3.72
8	41.4°	4.44	148.4°	4.7
10	40.6°	4.99	149.8°	5.59
12	39.4°	5.25	155.6°	6.39
14	38.7°	5.38	164.6°	7.02
16	38.4°	5.44	177.2°	7.55
20	37.8°	5.53	178.1°	8.3

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°	5.59	6.64	7.27	7.50	7.60	7.66	7.72
60°	5.90	6.93	7.47	7.70	7.80	7.86	7.91
75°	6.15	7.13	7.61	7.88	8.07	8.18	8.30
90°	6.08	7.10	7.62	7.94	8.21	8.45	8.80
110°	5.82	7.06	7.72	8.11	8.42	8.64	9.04
120°	5.66	6.91	7.64	8.06	8.48	8.91	9.46
135°	5.12	6.32	7.27	7.79	8.20	8.65	9.68
150°	4.29	5.43	6.45	7.30	7.78	8.16	9.04