UNTOUCHABLE: ORC Rating

GPH

653.7

OSN

631.6

LOA

10.38 m

Displacement

4399 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6126

Medium

0.8494

High

0.9887

Triple Offshore

Low

0.7919

Medium

1.0411

High

1.1746

Boat Specifications

Dimensions

Length overall: 10.38 m
Beam: 3.22 m
Draft: 1.81 m
Displacement: 4399 kg
Crew weight: 540 kg
Wetted surface: 23.38 m²

Sails

Mainsail: 33.2 m²
Genoa: 23.52 m²
Spinnaker: 80.81 m²
Asymmetric spinnaker: 73.77 m²

Design

Type: FARR 10.20
Builder: SEA NYMPH
Designer: FARR Bruce
Year built: 1980
Stability index: 115.8

Performance data

Polar CSV

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

6,43.5,4.370157,52,4.86,60,5.13,75,5.3,90,5.44,110,5.47,120,5.3,135,4.78,144.2,4.266002,150,4
8,41.8,5.218143,52,5.82,60,6.07,75,6.23,90,6.47,110,6.55,120,6.4,135,5.9,147.5,5.217032,150,5.08
10,40.2,5.81307,52,6.45,60,6.64,75,6.78,90,7.01,110,7.13,120,7.04,135,6.72,150,6.03,150.5,6.009037
12,38.7,6.163266,52,6.8,60,6.95,75,7.09,90,7.33,110,7.52,120,7.47,135,7.2,150,6.77,158.3,6.436111
14,37.8,6.315217,52,6.98,60,7.15,75,7.34,90,7.51,110,7.87,120,7.86,135,7.62,150,7.21,171.8,6.637864
16,37.5,6.390595,52,7.07,60,7.27,75,7.53,90,7.65,110,8.18,120,8.24,135,8.03,150,7.59,177.2,7.038403
20,37.8,6.479741,52,7.16,60,7.38,75,7.77,90,8.07,110,8.64,120,9.07,135,8.94,150,8.39,179,7.751181

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.86	5.13	5.3	5.44	5.47	5.3	4.78	4
8	5.82	6.07	6.23	6.47	6.55	6.4	5.9	5.08
10	6.45	6.64	6.78	7.01	7.13	7.04	6.72	6.03
12	6.8	6.95	7.09	7.33	7.52	7.47	7.2	6.77
14	6.98	7.15	7.34	7.51	7.87	7.86	7.62	7.21
16	7.07	7.27	7.53	7.65	8.18	8.24	8.03	7.59
20	7.16	7.38	7.77	8.07	8.64	9.07	8.94	8.39

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.17	144.2°	3.46
8	41.8°	3.89	147.5°	4.4
10	40.2°	4.44	150.5°	5.23
12	38.7°	4.81	158.3°	5.98
14	37.8°	4.99	171.8°	6.57
16	37.5°	5.07	177.2°	7.03
20	37.8°	5.12	179°	7.75

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°	4.86	5.82	6.45	6.80	6.98	7.07	7.16
60°	5.13	6.07	6.64	6.95	7.15	7.27	7.38
75°	5.30	6.23	6.78	7.09	7.34	7.53	7.77
90°	5.44	6.47	7.01	7.33	7.51	7.65	8.07
110°	5.47	6.55	7.13	7.52	7.87	8.18	8.64
120°	5.30	6.40	7.04	7.47	7.86	8.24	9.07
135°	4.78	5.90	6.72	7.20	7.62	8.03	8.94
150°	4.00	5.08	6.03	6.77	7.21	7.59	8.39