POSEIDON YELKEN 1: ORC Rating

GPH

677.1

OSN

659.5

LOA

7.512 m

Displacement

1280 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7006

Medium

0.9161

High

1.0202

Triple Offshore

Low

0.8947

Medium

1.1122

High

1.2389

Boat Specifications

Dimensions

Length overall: 7.512 m
Beam: 2.55 m
Draft: 1.57 m
Displacement: 1280 kg
Crew weight: 400 kg
Wetted surface: 12.07 m²

Sails

Mainsail: 20.78 m²
Genoa: 12.93 m²
Spinnaker: 43.98 m²
Asymmetric spinnaker: 0 m²

Design

Type: PLATU 25 OD
Builder: BENETEAU
Designer: FARR
Year built: 1997

Performance data

Polar CSV

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

6,41.7,4.366238,52,4.9,60,5.16,75,5.36,90,5.43,110,5.48,120,5.34,135,4.85,145.8,4.268024,150,4.08
8,40.9,5.19942,52,5.76,60,5.92,75,6.03,90,6.17,110,6.24,120,6.16,135,5.85,149.4,5.135104,150,5.11
10,38.2,5.522634,52,6.1,60,6.24,75,6.38,90,6.44,110,6.74,120,6.66,135,6.34,150,5.92,155.6,5.688034
12,37.6,5.616633,52,6.21,60,6.39,75,6.66,90,6.75,110,7.2,120,7.27,135,6.84,150,6.38,173.5,5.82746
14,37.7,5.649478,52,6.25,60,6.46,75,6.87,90,7.15,110,7.51,120,7.85,135,7.44,150,6.84,180,6.27
16,37.8,5.707741,52,6.27,60,6.49,75,6.98,90,7.45,110,7.82,120,8.27,135,8.18,150,7.39,180,6.68
20,39,5.751815,52,6.34,60,6.61,75,7.08,90,7.75,110,8.4,120,9.07,135,10.22,150,8.9,180,7.7

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.9	5.16	5.36	5.43	5.48	5.34	4.85	4.08
8	5.76	5.92	6.03	6.17	6.24	6.16	5.85	5.11
10	6.1	6.24	6.38	6.44	6.74	6.66	6.34	5.92
12	6.21	6.39	6.66	6.75	7.2	7.27	6.84	6.38
14	6.25	6.46	6.87	7.15	7.51	7.85	7.44	6.84
16	6.27	6.49	6.98	7.45	7.82	8.27	8.18	7.39
20	6.34	6.61	7.08	7.75	8.4	9.07	10.22	8.9

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.7°	3.26	145.8°	3.53
8	40.9°	3.93	149.4°	4.42
10	38.2°	4.34	155.6°	5.18
12	37.6°	4.45	173.5°	5.79
14	37.7°	4.47	180°	6.27
16	37.8°	4.51	180°	6.68
20	39°	4.47	180°	7.7

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°	4.90	5.76	6.10	6.21	6.25	6.27	6.34
60°	5.16	5.92	6.24	6.39	6.46	6.49	6.61
75°	5.36	6.03	6.38	6.66	6.87	6.98	7.08
90°	5.43	6.17	6.44	6.75	7.15	7.45	7.75
110°	5.48	6.24	6.74	7.20	7.51	7.82	8.40
120°	5.34	6.16	6.66	7.27	7.85	8.27	9.07
135°	4.85	5.85	6.34	6.84	7.44	8.18	10.22
150°	4.08	5.11	5.92	6.38	6.84	7.39	8.90