Shield Maiden: ORC Rating

GPH

647.5

OSN

626

LOA

10.85 m

Displacement

5485 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6175

Medium

0.8556

High

0.9976

Triple Offshore

Low

0.7991

Medium

1.0516

High

1.1828

Boat Specifications

Dimensions

Length overall: 10.85 m
Beam: 3.16 m
Draft: 1.96 m
Displacement: 5485 kg
Crew weight: 700 kg
Wetted surface: 25.5 m²

Sails

Mainsail: 35.01 m²
Genoa: 26.63 m²
Spinnaker: 76.57 m²
Asymmetric spinnaker: 0 m²

Design

Type: Enter 360
Builder: Enter Yachts
Designer: Lindqvist Bernt
Year built: 1999
Stability index: 116.6

Performance data

Polar CSV

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

6,43.9,4.538193,52,5.01,60,5.29,75,5.46,90,5.43,110,5.45,120,5.27,135,4.71,144.2,4.179696,150,3.92
8,41.2,5.329506,52,5.97,60,6.23,75,6.41,90,6.48,110,6.57,120,6.39,135,5.84,149.3,5.059009,150,5.02
10,39.6,5.892176,52,6.59,60,6.79,75,6.95,90,7.08,110,7.19,120,7.1,135,6.71,150,5.98,151.4,5.911276
12,38.4,6.239685,52,6.94,60,7.11,75,7.26,90,7.38,110,7.58,120,7.52,135,7.24,150,6.75,157.2,6.432625
14,37.8,6.391151,52,7.11,60,7.29,75,7.48,90,7.54,110,7.89,120,7.88,135,7.62,150,7.24,168.2,6.691407
16,37.6,6.487526,52,7.19,60,7.39,75,7.65,90,7.77,110,8.16,120,8.22,135,8,150,7.6,177.2,7.068439
20,37.5,6.554457,52,7.27,60,7.48,75,7.84,90,8.13,110,8.5,120,8.84,135,8.77,150,8.31,179,7.761182

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.01	5.29	5.46	5.43	5.45	5.27	4.71	3.92
8	5.97	6.23	6.41	6.48	6.57	6.39	5.84	5.02
10	6.59	6.79	6.95	7.08	7.19	7.1	6.71	5.98
12	6.94	7.11	7.26	7.38	7.58	7.52	7.24	6.75
14	7.11	7.29	7.48	7.54	7.89	7.88	7.62	7.24
16	7.19	7.39	7.65	7.77	8.16	8.22	8	7.6
20	7.27	7.48	7.84	8.13	8.5	8.84	8.77	8.31

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.9°	3.27	144.2°	3.39
8	41.2°	4.01	149.3°	4.35
10	39.6°	4.54	151.4°	5.19
12	38.4°	4.89	157.2°	5.93
14	37.8°	5.05	168.2°	6.55
16	37.6°	5.14	177.2°	7.06
20	37.5°	5.2	179°	7.76

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°	5.01	5.97	6.59	6.94	7.11	7.19	7.27
60°	5.29	6.23	6.79	7.11	7.29	7.39	7.48
75°	5.46	6.41	6.95	7.26	7.48	7.65	7.84
90°	5.43	6.48	7.08	7.38	7.54	7.77	8.13
110°	5.45	6.57	7.19	7.58	7.89	8.16	8.50
120°	5.27	6.39	7.10	7.52	7.88	8.22	8.84
135°	4.71	5.84	6.71	7.24	7.62	8.00	8.77
150°	3.92	5.02	5.98	6.75	7.24	7.60	8.31