BLACK JACK 100: ORC Rating

GPH

326.7

OSN

321.4

LOA

30.47 m

Displacement

26762 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

1.3733

Medium

1.7971

High

2.1691

Triple Offshore

Low

1.8231

Medium

2.3029

High

2.7035

Boat Specifications

Dimensions

Length overall: 30.47 m
Beam: 5.2 m
Draft: 5.05 m
Displacement: 26762 kg
Crew weight: 1620 kg
Wetted surface: 112.02 m²

Sails

Mainsail: 372.08 m²
Genoa: 232.11 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 857.15 m²

Design

Type: Super maxi 100'
Builder: McConaghy Boats
Designer: Reichel / Pugh
Year built: 2004

Performance data

Polar CSV

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

6,47.2,8.786631,52,9.51,60,10.5,75,11.9,90,12.38,110,12.15,120,11.92,135,10.64,137.2,10.235375,150,8.67
8,44.7,10.143508,52,11.27,60,12.11,75,13.07,90,13.61,110,13.67,120,13.53,135,12.83,141.7,11.939707,150,10.82
10,43,11.034333,52,12.24,60,12.86,75,13.85,90,14.61,110,15.15,120,14.72,135,14.32,142.8,12.918535,150,11.89
12,41.1,11.452255,52,12.62,60,13.33,75,14.53,90,15.44,110,16.25,120,16.27,135,15.8,138.3,15.415767,150,13.28
14,40.1,11.94894,52,13.25,60,13.92,75,15.08,90,16.11,110,17.21,120,17.53,135,17.13,142.6,16.087317,150,14.75
16,38.8,12.087182,52,13.62,60,14.45,75,15.95,90,16.65,110,18.07,120,18.61,135,18.43,144.5,17.712474,150,16.65
20,38,12.322167,52,14.13,60,15.08,75,16.88,90,18.4,110,19.43,120,20.29,135,20.52,150,20.12,151.3,19.837059

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	9.51	10.5	11.9	12.38	12.15	11.92	10.64	8.67
8	11.27	12.11	13.07	13.61	13.67	13.53	12.83	10.82
10	12.24	12.86	13.85	14.61	15.15	14.72	14.32	11.89
12	12.62	13.33	14.53	15.44	16.25	16.27	15.8	13.28
14	13.25	13.92	15.08	16.11	17.21	17.53	17.13	14.75
16	13.62	14.45	15.95	16.65	18.07	18.61	18.43	16.65
20	14.13	15.08	16.88	18.4	19.43	20.29	20.52	20.12

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	47.2°	5.97	137.2°	7.51
8	44.7°	7.21	141.7°	9.37
10	43°	8.07	142.8°	10.29
12	41.1°	8.63	138.3°	11.51
14	40.1°	9.14	142.6°	12.78
16	38.8°	9.42	144.5°	14.42
20	38°	9.71	151.3°	17.4

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°	9.51	11.27	12.24	12.62	13.25	13.62	14.13
60°	10.50	12.11	12.86	13.33	13.92	14.45	15.08
75°	11.90	13.07	13.85	14.53	15.08	15.95	16.88
90°	12.38	13.61	14.61	15.44	16.11	16.65	18.40
110°	12.15	13.67	15.15	16.25	17.21	18.07	19.43
120°	11.92	13.53	14.72	16.27	17.53	18.61	20.29
135°	10.64	12.83	14.32	15.80	17.13	18.43	20.52
150°	8.67	10.82	11.89	13.28	14.75	16.65	20.12