VARUNA: ORC Rating

GPH

392.7

OSN

383.1

LOA

17 m

Displacement

8011 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.9875

Medium

1.3381

High

1.6317

Triple Offshore

Low

1.303

Medium

1.7249

High

2.0765

Boat Specifications

Dimensions

Length overall: 17 m
Beam: 4.95 m
Draft: 3.94 m
Displacement: 8011 kg
Crew weight: 1200 kg
Wetted surface: 55.8 m²

Sails

Mainsail: 123.75 m²
Genoa: 75.35 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 352.39 m²

Design

Type: KER 56
Builder: KNIERIM
Designer: JASON KER
Year built: 2015

Performance data

Polar CSV

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

6,45,7.424621,52,8.2,60,8.84,75,9.5,90,9.58,110,9.32,120,8.85,135,7.52,138.5,7.143279,150,6.17
8,42,8.881176,52,9.77,60,10.19,75,10.9,90,10.99,110,10.82,120,10.32,135,9.4,141,8.801435,150,7.9
10,37.3,9.23978,52,10.43,60,10.98,75,12.1,90,12.76,110,12.55,120,12.12,135,10.59,147,9.503135,150,9.2
12,35.2,9.398578,52,10.88,60,11.53,75,12.86,90,13.8,110,13.73,120,13.92,135,12.25,146,10.723278,150,10.27
14,34.1,9.492062,52,11.22,60,11.94,75,13.49,90,14.69,110,15.35,120,15.14,135,14.35,140.5,13.283662,150,11.84
16,34.5,9.767922,52,11.63,60,12.33,75,13.71,90,15.03,110,16.51,120,16.35,135,16.3,141,15.158028,150,13.61
20,36,10.321168,52,12.3,60,13.19,75,15.17,90,16.35,110,18.3,120,19.01,135,19.44,142,19.238316,150,17.51

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	8.2	8.84	9.5	9.58	9.32	8.85	7.52	6.17
8	9.77	10.19	10.9	10.99	10.82	10.32	9.4	7.9
10	10.43	10.98	12.1	12.76	12.55	12.12	10.59	9.2
12	10.88	11.53	12.86	13.8	13.73	13.92	12.25	10.27
14	11.22	11.94	13.49	14.69	15.35	15.14	14.35	11.84
16	11.63	12.33	13.71	15.03	16.51	16.35	16.3	13.61
20	12.3	13.19	15.17	16.35	18.3	19.01	19.44	17.51

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45°	5.25	138.5°	5.35
8	42°	6.6	141°	6.84
10	37.3°	7.35	147°	7.97
12	35.2°	7.68	146°	8.89
14	34.1°	7.86	140.5°	10.25
16	34.5°	8.05	141°	11.78
20	36°	8.35	142°	15.16

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°	8.20	9.77	10.43	10.88	11.22	11.63	12.30
60°	8.84	10.19	10.98	11.53	11.94	12.33	13.19
75°	9.50	10.90	12.10	12.86	13.49	13.71	15.17
90°	9.58	10.99	12.76	13.80	14.69	15.03	16.35
110°	9.32	10.82	12.55	13.73	15.35	16.51	18.30
120°	8.85	10.32	12.12	13.92	15.14	16.35	19.01
135°	7.52	9.40	10.59	12.25	14.35	16.30	19.44
150°	6.17	7.90	9.20	10.27	11.84	13.61	17.51