KNYAZ: ORC Rating

GPH

564.1

OSN

548.5

LOA

11.99 m

Displacement

5888 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7142

Medium

0.9701

High

1.1023

Triple Offshore

Low

0.9276

Medium

1.2016

High

1.3531

Boat Specifications

Dimensions

Length overall: 11.99 m
Beam: 3.76 m
Draft: 2.37 m
Displacement: 5888 kg
Crew weight: 850 kg
Wetted surface: 31.38 m²

Sails

Mainsail: 47.6 m²
Genoa: 38.62 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 133.49 m²

Design

Type: A40
Builder: Archambault
Designer: Nivelt
Year built: 2003
Stability index: 113.6

Performance data

Polar CSV

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

6,43,5.072785,52,5.69,60,6.03,75,6.32,90,6.59,110,6.44,120,6.13,135,5.5,143.4,5.019821,150,4.65
8,41.7,6.107376,52,6.84,60,7.16,75,7.42,90,7.7,110,7.63,120,7.46,135,6.88,146,6.139649,150,5.88
10,40.2,6.821193,52,7.53,60,7.73,75,7.88,90,8.19,110,8.21,120,8.13,135,7.8,148.7,7.080505,150,6.99
12,38.4,7.01805,52,7.78,60,8,75,8.23,90,8.5,110,8.79,120,8.75,135,8.35,150,7.76,150.9,7.702236
14,37.8,7.125184,52,7.89,60,8.12,75,8.51,90,8.75,110,9.37,120,9.4,135,9.01,150,8.19,150.7,8.130088
16,37.5,7.184693,52,7.95,60,8.19,75,8.67,90,9.09,110,9.85,120,10.01,135,9.77,150,8.61,172.1,7.571861
20,37.3,7.366682,52,8.12,60,8.37,75,8.85,90,9.59,110,10.59,120,11.34,135,11.69,143,10.918623,150,10.07

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.69	6.03	6.32	6.59	6.44	6.13	5.5	4.65
8	6.84	7.16	7.42	7.7	7.63	7.46	6.88	5.88
10	7.53	7.73	7.88	8.19	8.21	8.13	7.8	6.99
12	7.78	8	8.23	8.5	8.79	8.75	8.35	7.76
14	7.89	8.12	8.51	8.75	9.37	9.4	9.01	8.19
16	7.95	8.19	8.67	9.09	9.85	10.01	9.77	8.61
20	8.12	8.37	8.85	9.59	10.59	11.34	11.69	10.07

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.71	143.4°	4.03
8	41.7°	4.56	146°	5.09
10	40.2°	5.21	148.7°	6.05
12	38.4°	5.5	150.9°	6.73
14	37.8°	5.63	150.7°	7.09
16	37.5°	5.7	172.1°	7.5
20	37.3°	5.86	143°	8.72

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°	5.69	6.84	7.53	7.78	7.89	7.95	8.12
60°	6.03	7.16	7.73	8.00	8.12	8.19	8.37
75°	6.32	7.42	7.88	8.23	8.51	8.67	8.85
90°	6.59	7.70	8.19	8.50	8.75	9.09	9.59
110°	6.44	7.63	8.21	8.79	9.37	9.85	10.59
120°	6.13	7.46	8.13	8.75	9.40	10.01	11.34
135°	5.50	6.88	7.80	8.35	9.01	9.77	11.69
150°	4.65	5.88	6.99	7.76	8.19	8.61	10.07