Frøya: ORC Rating

GPH

770.4

OSN

746.7

LOA

7.8 m

Displacement

2225 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5317

Medium

0.7212

High

0.8244

Triple Offshore

Low

0.6815

Medium

0.8793

High

0.9776

Boat Specifications

Dimensions

Length overall: 7.8 m
Beam: 2.76 m
Draft: 1.46 m
Displacement: 2225 kg
Crew weight: 350 kg
Wetted surface: 13.77 m²

Sails

Mainsail: 15.51 m²
Genoa: 19.16 m²
Spinnaker: 38.96 m²
Asymmetric spinnaker: 0 m²

Design

Type: Albin 78 Cirrus
Builder: Albin Marine
Designer: Peter Norlin
Year built: 1978
Stability index: 107.4

Performance data

Polar CSV

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

6,42.9,3.808651,52,4.24,60,4.47,75,4.62,90,4.57,110,4.61,120,4.46,135,4.03,148.7,3.534401,150,3.48
8,42,4.480957,52,5.02,60,5.27,75,5.42,90,5.48,110,5.53,120,5.4,135,4.93,150,4.37,153.2,4.257294
10,41.7,5.022513,52,5.51,60,5.67,75,5.79,90,5.92,110,5.96,120,5.89,135,5.64,150,5.16,154.7,4.966361
12,39.9,5.266141,52,5.75,60,5.88,75,6.01,90,6.18,110,6.27,120,6.2,135,6,150,5.72,164.6,5.32105
14,39.4,5.370544,52,5.88,60,6.03,75,6.19,90,6.36,110,6.58,120,6.51,135,6.29,150,6.03,176.6,5.649945
16,39.3,5.427477,52,5.94,60,6.12,75,6.35,90,6.46,110,6.85,120,6.82,135,6.61,150,6.31,179,5.960908
20,40.2,5.459573,52,5.96,60,6.17,75,6.54,90,6.79,110,7.15,120,7.33,135,7.22,150,6.9,179,6.50099

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.24	4.47	4.62	4.57	4.61	4.46	4.03	3.48
8	5.02	5.27	5.42	5.48	5.53	5.4	4.93	4.37
10	5.51	5.67	5.79	5.92	5.96	5.89	5.64	5.16
12	5.75	5.88	6.01	6.18	6.27	6.2	6	5.72
14	5.88	6.03	6.19	6.36	6.58	6.51	6.29	6.03
16	5.94	6.12	6.35	6.46	6.85	6.82	6.61	6.31
20	5.96	6.17	6.54	6.79	7.15	7.33	7.22	6.9

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.9°	2.79	148.7°	3.02
8	42°	3.33	153.2°	3.8
10	41.7°	3.75	154.7°	4.49
12	39.9°	4.04	164.6°	5.13
14	39.4°	4.15	176.6°	5.64
16	39.3°	4.2	179°	5.96
20	40.2°	4.17	179°	6.5

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°	4.24	5.02	5.51	5.75	5.88	5.94	5.96
60°	4.47	5.27	5.67	5.88	6.03	6.12	6.17
75°	4.62	5.42	5.79	6.01	6.19	6.35	6.54
90°	4.57	5.48	5.92	6.18	6.36	6.46	6.79
110°	4.61	5.53	5.96	6.27	6.58	6.85	7.15
120°	4.46	5.40	5.89	6.20	6.51	6.82	7.33
135°	4.03	4.93	5.64	6.00	6.29	6.61	7.22
150°	3.48	4.37	5.16	5.72	6.03	6.31	6.90