SAOIRSE: ORC Rating

GPH

540.3

OSN

525.5

LOA

12.5 m

Displacement

6708 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7765

Medium

1.019

High

1.1426

Triple Offshore

Low

0.9922

Medium

1.2428

High

1.3787

Boat Specifications

Dimensions

Length overall: 12.5 m
Beam: 3.84 m
Draft: 2.66 m
Displacement: 6708 kg
Crew weight: 1100 kg
Wetted surface: 33.35 m²

Sails

Mainsail: 59.35 m²
Genoa: 40.46 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 177.24 m²

Design

Type: Tripp 41
Builder: Hobby Marine
Designer: Tripp
Year built: 1997
Stability index: 117.7

Performance data

Polar CSV

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

6,42,5.597832,52,6.26,60,6.56,75,6.76,90,6.6,110,6.73,120,6.56,135,5.88,142.6,5.387615,150,4.95
8,39.6,6.528116,52,7.28,60,7.49,75,7.62,90,7.66,110,7.82,120,7.75,135,7.27,146,6.501515,150,6.22
10,37.5,6.995622,52,7.77,60,7.95,75,8.08,90,8.12,110,8.39,120,8.37,135,8.04,149.6,7.315826,150,7.28
12,36.3,7.171854,52,7.97,60,8.18,75,8.41,90,8.43,110,8.81,120,8.92,135,8.62,150,7.99,151.6,7.889514
14,35.8,7.286726,52,8.09,60,8.31,75,8.64,90,8.79,110,9.16,120,9.4,135,9.24,150,8.44,150.5,8.398865
16,35.7,7.376089,52,8.17,60,8.4,75,8.78,90,9.09,110,9.46,120,9.85,135,9.93,150,8.87,173.9,7.76396
20,35.7,7.449973,52,8.26,60,8.52,75,8.98,90,9.47,110,10.03,120,10.79,135,11.73,143.4,11.098413,150,10.29

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.26	6.56	6.76	6.6	6.73	6.56	5.88	4.95
8	7.28	7.49	7.62	7.66	7.82	7.75	7.27	6.22
10	7.77	7.95	8.08	8.12	8.39	8.37	8.04	7.28
12	7.97	8.18	8.41	8.43	8.81	8.92	8.62	7.99
14	8.09	8.31	8.64	8.79	9.16	9.4	9.24	8.44
16	8.17	8.4	8.78	9.09	9.46	9.85	9.93	8.87
20	8.26	8.52	8.98	9.47	10.03	10.79	11.73	10.29

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	4.16	142.6°	4.28
8	39.6°	5.03	146°	5.39
10	37.5°	5.55	149.6°	6.31
12	36.3°	5.78	151.6°	6.94
14	35.8°	5.91	150.5°	7.31
16	35.7°	5.99	173.9°	7.72
20	35.7°	6.05	143.4°	8.91

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°	6.26	7.28	7.77	7.97	8.09	8.17	8.26
60°	6.56	7.49	7.95	8.18	8.31	8.40	8.52
75°	6.76	7.62	8.08	8.41	8.64	8.78	8.98
90°	6.60	7.66	8.12	8.43	8.79	9.09	9.47
110°	6.73	7.82	8.39	8.81	9.16	9.46	10.03
120°	6.56	7.75	8.37	8.92	9.40	9.85	10.79
135°	5.88	7.27	8.04	8.62	9.24	9.93	11.73
150°	4.95	6.22	7.28	7.99	8.44	8.87	10.29