Kira: ORC Rating

GPH

765

OSN

739.6

LOA

8.3 m

Displacement

2842 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.518

Medium

0.7203

High

0.8471

Triple Offshore

Low

0.6716

Medium

0.8914

High

1.0116

Boat Specifications

Dimensions

Length overall: 8.3 m
Beam: 2.89 m
Draft: 1.56 m
Displacement: 2842 kg
Crew weight: 400 kg
Wetted surface: 17.65 m²

Sails

Mainsail: 21.24 m²
Genoa: 15.45 m²
Spinnaker: 45.21 m²
Asymmetric spinnaker: 0 m²

Design

Type: FENIX
Builder: Rootsi
Year built: 1981
Stability index: 114.4

Performance data

Polar CSV

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

6,44.8,3.67828,52,4.04,60,4.3,75,4.47,90,4.68,110,4.72,120,4.56,135,4.09,148.4,3.569219,150,3.51
8,42.9,4.327392,52,4.83,60,5.11,75,5.32,90,5.65,110,5.71,120,5.56,135,5.05,150,4.45,152.5,4.362968
10,42.6,4.877074,52,5.44,60,5.69,75,5.88,90,6.17,110,6.22,120,6.14,135,5.85,150,5.29,153.8,5.115583
12,42,5.328706,52,5.84,60,6.02,75,6.16,90,6.46,110,6.55,120,6.48,135,6.26,150,5.94,161.3,5.574264
14,40.5,5.536516,52,6.06,60,6.22,75,6.37,90,6.61,110,6.89,120,6.81,135,6.58,150,6.3,175.4,5.858872
16,40,5.587143,52,6.16,60,6.34,75,6.55,90,6.72,110,7.19,120,7.16,135,6.92,150,6.6,179,6.210946
20,40.6,5.597472,52,6.18,60,6.39,75,6.77,90,7.06,110,7.5,120,7.75,135,7.61,150,7.24,179,6.791034

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.04	4.3	4.47	4.68	4.72	4.56	4.09	3.51
8	4.83	5.11	5.32	5.65	5.71	5.56	5.05	4.45
10	5.44	5.69	5.88	6.17	6.22	6.14	5.85	5.29
12	5.84	6.02	6.16	6.46	6.55	6.48	6.26	5.94
14	6.06	6.22	6.37	6.61	6.89	6.81	6.58	6.3
16	6.16	6.34	6.55	6.72	7.19	7.16	6.92	6.6
20	6.18	6.39	6.77	7.06	7.5	7.75	7.61	7.24

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.8°	2.61	148.4°	3.04
8	42.9°	3.17	152.5°	3.87
10	42.6°	3.59	153.8°	4.59
12	42°	3.96	161.3°	5.28
14	40.5°	4.21	175.4°	5.84
16	40°	4.28	179°	6.21
20	40.6°	4.25	179°	6.79

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°	4.04	4.83	5.44	5.84	6.06	6.16	6.18
60°	4.30	5.11	5.69	6.02	6.22	6.34	6.39
75°	4.47	5.32	5.88	6.16	6.37	6.55	6.77
90°	4.68	5.65	6.17	6.46	6.61	6.72	7.06
110°	4.72	5.71	6.22	6.55	6.89	7.19	7.50
120°	4.56	5.56	6.14	6.48	6.81	7.16	7.75
135°	4.09	5.05	5.85	6.26	6.58	6.92	7.61
150°	3.51	4.45	5.29	5.94	6.30	6.60	7.24