NARROW ESCAPE III: ORC Rating

GPH

600.4

OSN

584.8

LOA

9.12 m

Displacement

2831 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6821

Medium

0.9059

High

1.0285

Triple Offshore

Low

0.8799

Medium

1.1215

High

1.2743

Boat Specifications

Dimensions

Length overall: 9.12 m
Beam: 3.26 m
Draft: 2.17 m
Displacement: 2831 kg
Crew weight: 584 kg
Wetted surface: 20.51 m²

Sails

Mainsail: 34.51 m²
Genoa: 28.18 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 98.37 m²

Design

Type: Dehler 30 OD
Builder: Dehler
Designer: Judel/Vrolijk
Year built: 2019
Stability index: 116.4

Performance data

Polar CSV

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

6,42.6,4.849904,52,5.43,60,5.73,75,6.08,90,6.29,110,6.06,120,5.85,135,5.24,144.2,4.759182,150,4.45
8,41.1,5.732763,52,6.4,60,6.63,75,6.92,90,7.06,110,6.99,120,6.91,135,6.49,147.8,5.719734,150,5.59
10,39,6.292254,52,6.92,60,7.07,75,7.34,90,7.61,110,7.63,120,7.53,135,7.19,149.2,6.601007,150,6.55
12,37.8,6.505053,52,7.16,60,7.37,75,7.61,90,8.11,110,8.26,120,8.24,135,7.81,150,7.14,151.1,7.070532
14,37.2,6.565981,52,7.26,60,7.53,75,7.99,90,8.44,110,8.83,120,9.02,135,8.52,147.5,7.801834,150,7.6
16,37,6.611276,52,7.32,60,7.63,75,8.2,90,8.69,110,9.53,120,9.59,135,9.39,144.8,8.664314,150,8.17
20,37,6.698926,52,7.47,60,7.8,75,8.39,90,9.2,110,10.54,120,11.15,135,11.92,141.2,10.88103,150,9.8

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.43	5.73	6.08	6.29	6.06	5.85	5.24	4.45
8	6.4	6.63	6.92	7.06	6.99	6.91	6.49	5.59
10	6.92	7.07	7.34	7.61	7.63	7.53	7.19	6.55
12	7.16	7.37	7.61	8.11	8.26	8.24	7.81	7.14
14	7.26	7.53	7.99	8.44	8.83	9.02	8.52	7.6
16	7.32	7.63	8.2	8.69	9.53	9.59	9.39	8.17
20	7.47	7.8	8.39	9.2	10.54	11.15	11.92	9.8

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.6°	3.57	144.2°	3.86
8	41.1°	4.32	147.8°	4.84
10	39°	4.89	149.2°	5.67
12	37.8°	5.14	151.1°	6.19
14	37.2°	5.23	147.5°	6.58
16	37°	5.28	144.8°	7.08
20	37°	5.35	141.2°	8.48

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°	5.43	6.40	6.92	7.16	7.26	7.32	7.47
60°	5.73	6.63	7.07	7.37	7.53	7.63	7.80
75°	6.08	6.92	7.34	7.61	7.99	8.20	8.39
90°	6.29	7.06	7.61	8.11	8.44	8.69	9.20
110°	6.06	6.99	7.63	8.26	8.83	9.53	10.54
120°	5.85	6.91	7.53	8.24	9.02	9.59	11.15
135°	5.24	6.49	7.19	7.81	8.52	9.39	11.92
150°	4.45	5.59	6.55	7.14	7.60	8.17	9.80