NN: ORC Rating | Offwind

GPH

719.5

OSN

697.2

LOA

9.35 m

Displacement

3889 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.574

Medium

0.7762

High

0.886

Triple Offshore

Low

0.7349

Medium

0.9395

High

1.0386

Boat Specifications

Dimensions

Length overall: 9.35 m
Beam: 2.83 m
Draft: 1.73 m
Displacement: 3889 kg
Crew weight: 436 kg
Wetted surface: 19.22 m²

Sails

Mainsail: 25.54 m²
Genoa: 22.62 m²
Spinnaker: 54.03 m²
Asymmetric spinnaker: 0 m²

Design

Type: ALBIN DELTA
Builder: Albin Marin AB
Designer: Peter Norlin
Year built: 1983
Stability index: 139.1

Performance data

Polar CSV

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

6,42.9,4.149928,52,4.61,60,4.84,75,4.97,90,4.96,110,4.98,120,4.82,135,4.34,146.9,3.807961,150,3.69
8,40.8,4.834906,52,5.4,60,5.61,75,5.74,90,5.83,110,5.89,120,5.76,135,5.3,150,4.68,152,4.598234
10,39.4,5.305839,52,5.87,60,6.02,75,6.13,90,6.27,110,6.34,120,6.27,135,5.99,150,5.5,155.6,5.270765
12,38.4,5.5634,52,6.11,60,6.24,75,6.37,90,6.52,110,6.63,120,6.57,135,6.37,150,6.07,165.8,5.621771
14,38.1,5.692973,52,6.25,60,6.39,75,6.54,90,6.67,110,6.88,120,6.84,135,6.66,150,6.4,177.2,5.977136
16,37.8,5.745708,52,6.32,60,6.48,75,6.67,90,6.76,110,7.1,120,7.1,135,6.93,150,6.67,179,6.320963
20,38.1,5.820049,52,6.39,60,6.57,75,6.85,90,7.03,110,7.45,120,7.65,135,7.56,150,7.21,179,6.841042

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.61	4.84	4.97	4.96	4.98	4.82	4.34	3.69
8	5.4	5.61	5.74	5.83	5.89	5.76	5.3	4.68
10	5.87	6.02	6.13	6.27	6.34	6.27	5.99	5.5
12	6.11	6.24	6.37	6.52	6.63	6.57	6.37	6.07
14	6.25	6.39	6.54	6.67	6.88	6.84	6.66	6.4
16	6.32	6.48	6.67	6.76	7.1	7.1	6.93	6.67
20	6.39	6.57	6.85	7.03	7.45	7.65	7.56	7.21

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.9°	3.04	146.9°	3.19
8	40.8°	3.66	152°	4.06
10	39.4°	4.1	155.6°	4.8
12	38.4°	4.36	165.8°	5.45
14	38.1°	4.48	177.2°	5.97
16	37.8°	4.54	179°	6.32
20	38.1°	4.58	179°	6.84

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°	4.61	5.40	5.87	6.11	6.25	6.32	6.39
60°	4.84	5.61	6.02	6.24	6.39	6.48	6.57
75°	4.97	5.74	6.13	6.37	6.54	6.67	6.85
90°	4.96	5.83	6.27	6.52	6.67	6.76	7.03
110°	4.98	5.89	6.34	6.63	6.88	7.10	7.45
120°	4.82	5.76	6.27	6.57	6.84	7.10	7.65
135°	4.34	5.30	5.99	6.37	6.66	6.93	7.56
150°	3.69	4.68	5.50	6.07	6.40	6.67	7.21