DR JEKYLL: ORC Rating

GPH

639.7

OSN

623.6

LOA

9.12 m

Displacement

2804 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7348

Medium

0.9654

High

1.0791

Triple Offshore

Low

0.9417

Medium

1.1815

High

1.3091

Boat Specifications

Dimensions

Length overall: 9.12 m
Beam: 3.04 m
Draft: 1.83 m
Displacement: 2804 kg
Crew weight: 514 kg
Wetted surface: 18.86 m²

Sails

Mainsail: 28.5 m²
Genoa: 23.09 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 86.84 m²

Design

Type: J-92 S
Builder: J EUROPE
Designer: JOHNSTONE Al
Year built: 2005

Performance data

Polar CSV

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

6,42,4.534782,52,5.08,60,5.35,75,5.55,90,5.74,110,5.82,120,5.67,135,5.12,144.8,4.613625,150,4.35
8,40.9,5.384642,52,6.04,60,6.25,75,6.4,90,6.63,110,6.73,120,6.63,135,6.24,148,5.542138,150,5.43
10,39.2,5.935909,52,6.53,60,6.68,75,6.8,90,6.93,110,7.19,120,7.13,135,6.84,149.7,6.312286,150,6.3
12,37.8,6.100069,52,6.73,60,6.9,75,7.08,90,7.12,110,7.61,120,7.66,135,7.31,150,6.76,151.3,6.692157
14,37.7,6.19294,52,6.81,60,7.01,75,7.32,90,7.45,110,7.89,120,8.17,135,7.86,150,7.09,175.4,6.330391
16,37.7,6.218217,52,6.85,60,7.07,75,7.49,90,7.77,110,8.16,120,8.56,135,8.47,150,7.46,177.4,6.756956
20,37.7,6.319327,52,6.94,60,7.16,75,7.62,90,8.19,110,8.68,120,9.28,135,10.08,139.9,9.804929,150,8.66

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.08	5.35	5.55	5.74	5.82	5.67	5.12	4.35
8	6.04	6.25	6.4	6.63	6.73	6.63	6.24	5.43
10	6.53	6.68	6.8	6.93	7.19	7.13	6.84	6.3
12	6.73	6.9	7.08	7.12	7.61	7.66	7.31	6.76
14	6.81	7.01	7.32	7.45	7.89	8.17	7.86	7.09
16	6.85	7.07	7.49	7.77	8.16	8.56	8.47	7.46
20	6.94	7.16	7.62	8.19	8.68	9.28	10.08	8.66

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.37	144.8°	3.77
8	40.9°	4.07	148°	4.7
10	39.2°	4.6	149.7°	5.45
12	37.8°	4.82	151.3°	5.87
14	37.7°	4.9	175.4°	6.31
16	37.7°	4.92	177.4°	6.75
20	37.7°	5	139.9°	7.5

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°	5.08	6.04	6.53	6.73	6.81	6.85	6.94
60°	5.35	6.25	6.68	6.90	7.01	7.07	7.16
75°	5.55	6.40	6.80	7.08	7.32	7.49	7.62
90°	5.74	6.63	6.93	7.12	7.45	7.77	8.19
110°	5.82	6.73	7.19	7.61	7.89	8.16	8.68
120°	5.67	6.63	7.13	7.66	8.17	8.56	9.28
135°	5.12	6.24	6.84	7.31	7.86	8.47	10.08
150°	4.35	5.43	6.30	6.76	7.09	7.46	8.66