AEOLOS: ORC Rating

GPH

771.2

OSN

748.9

LOA

8 m

Displacement

1500 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5896

Medium

0.8013

High

0.9081

Triple Offshore

Low

0.7615

Medium

0.9901

High

1.1025

Boat Specifications

Dimensions

Length overall: 8 m
Beam: 2.47 m
Draft: 1.22 m
Displacement: 1500 kg
Crew weight: 324 kg
Wetted surface: 12 m²

Sails

Mainsail: 11.18 m²
Genoa: 17.46 m²
Spinnaker: 37.62 m²
Asymmetric spinnaker: 0 m²

Design

Type: DEHLER DELANTA 80
Builder: DEHLER
Designer: VAN DE STADT
Year built: 1975

Performance data

Polar CSV

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

6,44.1,3.704084,52,4.12,60,4.4,75,4.61,90,4.56,110,4.67,120,4.54,135,4.14,148.4,3.627923,150,3.57
8,43.4,4.376701,52,4.91,60,5.22,75,5.43,90,5.49,110,5.62,120,5.51,135,5.09,150,4.49,151.4,4.43061
10,43.6,4.943578,52,5.44,60,5.67,75,5.84,90,5.99,110,6.09,120,6.03,135,5.79,150,5.29,153.1,5.158121
12,42.3,5.259379,52,5.74,60,5.91,75,6.08,90,6.27,110,6.47,120,6.41,135,6.18,150,5.85,168.6,5.335258
14,41.8,5.405942,52,5.88,60,6.08,75,6.3,90,6.42,110,6.81,120,6.79,135,6.55,150,6.2,180,5.76
16,42.2,5.440031,52,5.92,60,6.15,75,6.48,90,6.62,110,7.08,120,7.13,135,6.91,150,6.54,180,6.11
20,45,5.444722,52,5.85,60,6.13,75,6.62,90,6.98,110,7.4,120,7.76,135,7.66,150,7.2,180,6.75

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.12	4.4	4.61	4.56	4.67	4.54	4.14	3.57
8	4.91	5.22	5.43	5.49	5.62	5.51	5.09	4.49
10	5.44	5.67	5.84	5.99	6.09	6.03	5.79	5.29
12	5.74	5.91	6.08	6.27	6.47	6.41	6.18	5.85
14	5.88	6.08	6.3	6.42	6.81	6.79	6.55	6.2
16	5.92	6.15	6.48	6.62	7.08	7.13	6.91	6.54
20	5.85	6.13	6.62	6.98	7.4	7.76	7.66	7.2

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.1°	2.66	148.4°	3.09
8	43.4°	3.18	151.4°	3.89
10	43.6°	3.58	153.1°	4.6
12	42.3°	3.89	168.6°	5.23
14	41.8°	4.03	180°	5.76
16	42.2°	4.03	180°	6.11
20	45°	3.85	180°	6.75

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°	4.12	4.91	5.44	5.74	5.88	5.92	5.85
60°	4.40	5.22	5.67	5.91	6.08	6.15	6.13
75°	4.61	5.43	5.84	6.08	6.30	6.48	6.62
90°	4.56	5.49	5.99	6.27	6.42	6.62	6.98
110°	4.67	5.62	6.09	6.47	6.81	7.08	7.40
120°	4.54	5.51	6.03	6.41	6.79	7.13	7.76
135°	4.14	5.09	5.79	6.18	6.55	6.91	7.66
150°	3.57	4.49	5.29	5.85	6.20	6.54	7.20