Alisa: ORC Rating

GPH

614.4

OSN

595.6

LOA

10.6 m

Displacement

5133 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6562

Medium

0.8923

High

1.0162

Triple Offshore

Low

0.8495

Medium

1.1043

High

1.2386

Boat Specifications

Dimensions

Length overall: 10.6 m
Beam: 3.54 m
Draft: 2.12 m
Displacement: 5133 kg
Crew weight: 686 kg
Wetted surface: 25.43 m²

Sails

Mainsail: 37.1 m²
Genoa: 29.57 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 107.53 m²

Design

Type: Elan E4
Builder: Elan
Designer: Humphreys
Year built: 2001
Stability index: 119.4

Performance data

Polar CSV

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

6,43.8,4.599866,52,5.13,60,5.45,75,5.7,90,5.84,110,5.95,120,5.8,135,5.22,144.2,4.734523,150,4.44
8,42,5.449813,52,6.12,60,6.44,75,6.7,90,6.96,110,7.09,120,6.98,135,6.46,147.8,5.707917,150,5.58
10,41.2,6.15352,52,6.83,60,7.06,75,7.23,90,7.49,110,7.65,120,7.58,135,7.28,148.7,6.659186,150,6.57
12,39.6,6.554073,52,7.21,60,7.39,75,7.54,90,7.7,110,8.1,120,8.06,135,7.75,150,7.23,150.3,7.206738
14,38.8,6.710824,52,7.39,60,7.59,75,7.8,90,7.88,110,8.48,120,8.62,135,8.25,150,7.58,152.3,7.431723
16,38.4,6.750088,52,7.46,60,7.68,75,8.04,90,8.2,110,8.77,120,9.17,135,8.83,150,7.89,173.6,7.114337
20,38.8,6.85197,52,7.49,60,7.74,75,8.26,90,8.8,110,9.29,120,9.92,135,10.31,150,8.68,176.2,7.817186

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.13	5.45	5.7	5.84	5.95	5.8	5.22	4.44
8	6.12	6.44	6.7	6.96	7.09	6.98	6.46	5.58
10	6.83	7.06	7.23	7.49	7.65	7.58	7.28	6.57
12	7.21	7.39	7.54	7.7	8.1	8.06	7.75	7.23
14	7.39	7.59	7.8	7.88	8.48	8.62	8.25	7.58
16	7.46	7.68	8.04	8.2	8.77	9.17	8.83	7.89
20	7.49	7.74	8.26	8.8	9.29	9.92	10.31	8.68

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.8°	3.32	144.2°	3.84
8	42°	4.05	147.8°	4.83
10	41.2°	4.63	148.7°	5.69
12	39.6°	5.05	150.3°	6.26
14	38.8°	5.23	152.3°	6.58
16	38.4°	5.29	173.6°	7.07
20	38.8°	5.34	176.2°	7.8

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°	5.13	6.12	6.83	7.21	7.39	7.46	7.49
60°	5.45	6.44	7.06	7.39	7.59	7.68	7.74
75°	5.70	6.70	7.23	7.54	7.80	8.04	8.26
90°	5.84	6.96	7.49	7.70	7.88	8.20	8.80
110°	5.95	7.09	7.65	8.10	8.48	8.77	9.29
120°	5.80	6.98	7.58	8.06	8.62	9.17	9.92
135°	5.22	6.46	7.28	7.75	8.25	8.83	10.31
150°	4.44	5.58	6.57	7.23	7.58	7.89	8.68