OMA LIESCHEN: ORC Rating

GPH

799.6

OSN

774.1

LOA

7.16 m

Displacement

1610 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5155

Medium

0.6948

High

0.8044

Triple Offshore

Low

0.6573

Medium

0.845

High

0.951

Boat Specifications

Dimensions

Length overall: 7.16 m
Beam: 2.43 m
Draft: 1.32 m
Displacement: 1610 kg
Crew weight: 350 kg
Wetted surface: 12.57 m²

Sails

Mainsail: 12.52 m²
Genoa: 16.53 m²
Spinnaker: 39.5 m²
Asymmetric spinnaker: 0 m²

Design

Type: L 23
Builder: AGES BADEBYGGERI
Designer: LARS OLSEN
Year built: 1978

Performance data

Polar CSV

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

6,42.9,3.699442,52,4.09,60,4.27,75,4.37,90,4.41,110,4.49,120,4.36,135,3.89,148,3.443201,150,3.37
8,41.4,4.292698,52,4.78,60,4.94,75,5.05,90,5.21,110,5.28,120,5.18,135,4.77,150,4.25,152.8,4.148788
10,40.4,4.714142,52,5.21,60,5.35,75,5.47,90,5.66,110,5.74,120,5.67,135,5.44,150,4.99,155.4,4.784236
12,39.1,4.973929,52,5.46,60,5.59,75,5.72,90,5.92,110,6.08,120,6.02,135,5.81,150,5.51,168.2,5.067081
14,38.2,5.12816,52,5.63,60,5.77,75,5.92,90,6.07,110,6.38,120,6.36,135,6.15,150,5.85,177.2,5.426478
16,38,5.215665,52,5.73,60,5.89,75,6.1,90,6.18,110,6.63,120,6.68,135,6.47,150,6.15,178.3,5.752532
20,38.2,5.28086,52,5.8,60,5.99,75,6.31,90,6.53,110,6.96,120,7.23,135,7.15,150,6.76,178.3,6.322783
24,39.1,5.296075,52,5.82,60,6.03,75,6.41,90,6.74,110,7.21,120,7.64,135,7.93,150,7.43,178.1,6.89379

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.09	4.27	4.37	4.41	4.49	4.36	3.89	3.37
8	4.78	4.94	5.05	5.21	5.28	5.18	4.77	4.25
10	5.21	5.35	5.47	5.66	5.74	5.67	5.44	4.99
12	5.46	5.59	5.72	5.92	6.08	6.02	5.81	5.51
14	5.63	5.77	5.92	6.07	6.38	6.36	6.15	5.85
16	5.73	5.89	6.1	6.18	6.63	6.68	6.47	6.15
20	5.8	5.99	6.31	6.53	6.96	7.23	7.15	6.76
24	5.82	6.03	6.41	6.74	7.21	7.64	7.93	7.43

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.9°	2.71	148°	2.92
8	41.4°	3.22	152.8°	3.69
10	40.4°	3.59	155.4°	4.35
12	39.1°	3.86	168.2°	4.96
14	38.2°	4.03	177.2°	5.42
16	38°	4.11	178.3°	5.75
20	38.2°	4.15	178.3°	6.32
24	39.1°	4.11	178.1°	6.89

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 kt24 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)	Boat speed in 24 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	4.09	4.78	5.21	5.46	5.63	5.73	5.80	5.82
60°	4.27	4.94	5.35	5.59	5.77	5.89	5.99	6.03
75°	4.37	5.05	5.47	5.72	5.92	6.10	6.31	6.41
90°	4.41	5.21	5.66	5.92	6.07	6.18	6.53	6.74
110°	4.49	5.28	5.74	6.08	6.38	6.63	6.96	7.21
120°	4.36	5.18	5.67	6.02	6.36	6.68	7.23	7.64
135°	3.89	4.77	5.44	5.81	6.15	6.47	7.15	7.93
150°	3.37	4.25	4.99	5.51	5.85	6.15	6.76	7.43