KIRAWAN: ORC Rating

GPH

597

OSN

583.8

LOA

16.081 m

Displacement

18216 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6888

Medium

0.9042

High

1.0438

Triple Offshore

Low

0.8923

Medium

1.1268

High

1.2535

Boat Specifications

Dimensions

Length overall: 16.081 m
Beam: 3.85 m
Draft: 2.2 m
Displacement: 18216 kg
Crew weight: 921 kg
Wetted surface: 51.23 m²

Sails

Mainsail: 87.76 m²
Genoa: 89.88 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 168.14 m²

Design

Type: Custom
Builder: Peterson
Designer: Rhodes
Year built: 1936
Stability index: 147.8

Performance data

Polar CSV

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

6,44.2,5.258675,52,5.79,60,6.1,75,6.32,90,6.24,110,5.96,120,5.8,135,5.21,138.8,4.983952,150,4.33
8,41.8,5.942512,52,6.65,60,6.95,75,7.18,90,7.16,110,7.1,120,6.96,135,6.41,147.5,5.632023,150,5.48
10,41.2,6.339587,52,7.09,60,7.4,75,7.66,90,7.72,110,7.8,120,7.74,135,7.34,148.4,6.586618,150,6.48
12,40.6,6.572091,52,7.35,60,7.64,75,7.93,90,8.06,110,8.21,120,8.2,135,7.95,150,7.33,155.2,7.050186
14,40.5,6.759547,52,7.52,60,7.8,75,8.11,90,8.29,110,8.5,120,8.54,135,8.36,150,7.9,164,7.334111
16,40.2,6.86047,52,7.63,60,7.91,75,8.24,90,8.47,110,8.68,120,8.83,135,8.69,150,8.3,175.4,7.664689
20,40.3,7.014845,52,7.78,60,8.05,75,8.42,90,8.75,110,8.96,120,9.26,135,9.33,150,8.96,179,8.431284

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.79	6.1	6.32	6.24	5.96	5.8	5.21	4.33
8	6.65	6.95	7.18	7.16	7.1	6.96	6.41	5.48
10	7.09	7.4	7.66	7.72	7.8	7.74	7.34	6.48
12	7.35	7.64	7.93	8.06	8.21	8.2	7.95	7.33
14	7.52	7.8	8.11	8.29	8.5	8.54	8.36	7.9
16	7.63	7.91	8.24	8.47	8.68	8.83	8.69	8.3
20	7.78	8.05	8.42	8.75	8.96	9.26	9.33	8.96

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.2°	3.77	138.8°	3.75
8	41.8°	4.43	147.5°	4.75
10	41.2°	4.77	148.4°	5.61
12	40.6°	4.99	155.2°	6.4
14	40.5°	5.14	164°	7.05
16	40.2°	5.24	175.4°	7.64
20	40.3°	5.35	179°	8.43

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°	5.79	6.65	7.09	7.35	7.52	7.63	7.78
60°	6.10	6.95	7.40	7.64	7.80	7.91	8.05
75°	6.32	7.18	7.66	7.93	8.11	8.24	8.42
90°	6.24	7.16	7.72	8.06	8.29	8.47	8.75
110°	5.96	7.10	7.80	8.21	8.50	8.68	8.96
120°	5.80	6.96	7.74	8.20	8.54	8.83	9.26
135°	5.21	6.41	7.34	7.95	8.36	8.69	9.33
150°	4.33	5.48	6.48	7.33	7.90	8.30	8.96