Desidera_G: ORC Rating

GPH

556.3

OSN

540.3

LOA

14.506 m

Displacement

12374 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7138

Medium

0.9846

High

1.1512

Triple Offshore

Low

0.9311

Medium

1.2224

High

1.3803

Boat Specifications

Dimensions

Length overall: 14.506 m
Beam: 4.51 m
Draft: 2.81 m
Displacement: 12374 kg
Crew weight: 1100 kg
Wetted surface: 44.62 m²

Sails

Mainsail: 69.01 m²
Genoa: 63.68 m²
Spinnaker: 151.59 m²
Asymmetric spinnaker: 150.12 m²

Design

Type: First 47.7
Builder: Benetau
Designer: Farr
Year built: 1999
Stability index: 117.4

Performance data

Polar CSV

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

6,43.2,5.185408,52,5.79,60,6.14,75,6.44,90,6.7,110,6.47,120,6.11,135,5.41,143.3,4.939038,150,4.57
8,41.4,6.145757,52,6.92,60,7.28,75,7.64,90,7.88,110,7.72,120,7.39,135,6.71,147.5,5.940302,150,5.78
10,40.6,6.940865,52,7.74,60,7.98,75,8.24,90,8.46,110,8.37,120,8.22,135,7.78,148.4,6.950584,150,6.84
12,39.3,7.378784,52,8.13,60,8.33,75,8.5,90,8.81,110,8.79,120,8.7,135,8.4,150,7.71,153.8,7.478336
14,38.2,7.507728,52,8.3,60,8.52,75,8.75,90,9.08,110,9.22,120,9.16,135,8.83,150,8.31,160.4,7.855147
16,37.6,7.58561,52,8.39,60,8.61,75,8.95,90,9.27,110,9.65,120,9.65,135,9.3,150,8.72,173.6,8.050169
20,37.6,7.673961,52,8.47,60,8.71,75,9.16,90,9.63,110,10.36,120,10.49,135,10.33,150,9.58,179,8.831345

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.79	6.14	6.44	6.7	6.47	6.11	5.41	4.57
8	6.92	7.28	7.64	7.88	7.72	7.39	6.71	5.78
10	7.74	7.98	8.24	8.46	8.37	8.22	7.78	6.84
12	8.13	8.33	8.5	8.81	8.79	8.7	8.4	7.71
14	8.3	8.52	8.75	9.08	9.22	9.16	8.83	8.31
16	8.39	8.61	8.95	9.27	9.65	9.65	9.3	8.72
20	8.47	8.71	9.16	9.63	10.36	10.49	10.33	9.58

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	3.78	143.3°	3.96
8	41.4°	4.61	147.5°	5.01
10	40.6°	5.27	148.4°	5.92
12	39.3°	5.71	153.8°	6.71
14	38.2°	5.9	160.4°	7.4
16	37.6°	6.01	173.6°	8
20	37.6°	6.08	179°	8.83

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°	5.79	6.92	7.74	8.13	8.30	8.39	8.47
60°	6.14	7.28	7.98	8.33	8.52	8.61	8.71
75°	6.44	7.64	8.24	8.50	8.75	8.95	9.16
90°	6.70	7.88	8.46	8.81	9.08	9.27	9.63
110°	6.47	7.72	8.37	8.79	9.22	9.65	10.36
120°	6.11	7.39	8.22	8.70	9.16	9.65	10.49
135°	5.41	6.71	7.78	8.40	8.83	9.30	10.33
150°	4.57	5.78	6.84	7.71	8.31	8.72	9.58