Kyria: ORC Rating

GPH

671.9

OSN

648.4

LOA

11.942 m

Displacement

8601 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5983

Medium

0.8239

High

0.9726

Triple Offshore

Low

0.7663

Medium

1.0134

High

1.1518

Boat Specifications

Dimensions

Length overall: 11.942 m
Beam: 3.29 m
Draft: 1.98 m
Displacement: 8601 kg
Crew weight: 700 kg
Wetted surface: 29.86 m²

Sails

Mainsail: 26.71 m²
Genoa: 50.2 m²
Spinnaker: 111.63 m²
Asymmetric spinnaker: 97.63 m²

Design

Type: Swan 40
Builder: Nautor
Designer: Sparkman&Stephens
Year built: 1970
Stability index: 138.4

Performance data

Polar CSV

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

6,43.6,4.335987,52,4.81,60,5.05,75,5.18,90,5.06,110,5.14,120,5.01,135,4.55,146,4.04083,150,3.87
8,41.4,5.079248,52,5.67,60,5.91,75,6.05,90,6.02,110,6.21,120,6.1,135,5.62,150,4.92,150.2,4.909161
10,40.5,5.654874,52,6.29,60,6.5,75,6.65,90,6.74,110,6.92,120,6.85,135,6.5,150,5.83,151.6,5.740929
12,39.4,6.04348,52,6.7,60,6.87,75,7.01,90,7.16,110,7.33,120,7.3,135,7.06,150,6.58,155.9,6.310018
14,39,6.305122,52,6.94,60,7.1,75,7.25,90,7.4,110,7.62,120,7.62,135,7.44,150,7.07,164.6,6.56574
16,38.7,6.432348,52,7.08,60,7.25,75,7.44,90,7.52,110,7.88,120,7.91,135,7.76,150,7.42,175.4,6.862104
20,38.2,6.553356,52,7.2,60,7.39,75,7.67,90,7.81,110,8.24,120,8.41,135,8.35,150,8.01,179,7.521146

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.81	5.05	5.18	5.06	5.14	5.01	4.55	3.87
8	5.67	5.91	6.05	6.02	6.21	6.1	5.62	4.92
10	6.29	6.5	6.65	6.74	6.92	6.85	6.5	5.83
12	6.7	6.87	7.01	7.16	7.33	7.3	7.06	6.58
14	6.94	7.1	7.25	7.4	7.62	7.62	7.44	7.07
16	7.08	7.25	7.44	7.52	7.88	7.91	7.76	7.42
20	7.2	7.39	7.67	7.81	8.24	8.41	8.35	8.01

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	3.14	146°	3.35
8	41.4°	3.81	150.2°	4.26
10	40.5°	4.3	151.6°	5.05
12	39.4°	4.67	155.9°	5.76
14	39°	4.9	164.6°	6.33
16	38.7°	5.02	175.4°	6.84
20	38.2°	5.15	179°	7.52

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°	4.81	5.67	6.29	6.70	6.94	7.08	7.20
60°	5.05	5.91	6.50	6.87	7.10	7.25	7.39
75°	5.18	6.05	6.65	7.01	7.25	7.44	7.67
90°	5.06	6.02	6.74	7.16	7.40	7.52	7.81
110°	5.14	6.21	6.92	7.33	7.62	7.88	8.24
120°	5.01	6.10	6.85	7.30	7.62	7.91	8.41
135°	4.55	5.62	6.50	7.06	7.44	7.76	8.35
150°	3.87	4.92	5.83	6.58	7.07	7.42	8.01