JILORIO: ORC Rating

GPH

643.5

OSN

624.1

LOA

10.3 m

Displacement

5499 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6348

Medium

0.8591

High

0.9809

Triple Offshore

Low

0.8162

Medium

1.0529

High

1.1688

Boat Specifications

Dimensions

Length overall: 10.3 m
Beam: 3.48 m
Draft: 1.94 m
Displacement: 5499 kg
Crew weight: 500 kg
Wetted surface: 25.23 m²

Sails

Mainsail: 34.94 m²
Genoa: 34 m²
Spinnaker: 79 m²
Asymmetric spinnaker: 0 m²

Design

Type: DUFOUR 34
Builder: DUFOUR
Designer: Felci Yachts
Year built: 2003

Performance data

Polar CSV

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

6,43.7,4.68901,52,5.19,60,5.46,75,5.65,90,5.54,110,5.45,120,5.28,135,4.76,144.4,4.279912,150,4.02
8,41.4,5.465857,52,6.09,60,6.34,75,6.51,90,6.46,110,6.54,120,6.4,135,5.89,149.2,5.169042,150,5.13
10,40,5.991819,52,6.65,60,6.84,75,6.99,90,6.99,110,7.15,120,7.07,135,6.72,150,6.07,152.5,5.941303
12,39.2,6.258513,52,6.93,60,7.11,75,7.28,90,7.31,110,7.53,120,7.49,135,7.23,150,6.78,157.8,6.447985
14,38.8,6.351545,52,7.04,60,7.24,75,7.47,90,7.57,110,7.84,120,7.86,135,7.61,150,7.24,169.8,6.675502
16,38.6,6.397785,52,7.1,60,7.3,75,7.61,90,7.79,110,8.08,120,8.19,135,7.99,150,7.6,177.7,7.065692
20,39,6.446665,52,7.15,60,7.38,75,7.76,90,8.1,110,8.39,120,8.75,135,8.78,150,8.32,178.6,7.762317
24,40.1,6.432033,52,7.13,60,7.38,75,7.84,90,8.29,110,8.58,120,9.11,135,9.75,150,9.16,178.1,8.434637

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.19	5.46	5.65	5.54	5.45	5.28	4.76	4.02
8	6.09	6.34	6.51	6.46	6.54	6.4	5.89	5.13
10	6.65	6.84	6.99	6.99	7.15	7.07	6.72	6.07
12	6.93	7.11	7.28	7.31	7.53	7.49	7.23	6.78
14	7.04	7.24	7.47	7.57	7.84	7.86	7.61	7.24
16	7.1	7.3	7.61	7.79	8.08	8.19	7.99	7.6
20	7.15	7.38	7.76	8.1	8.39	8.75	8.78	8.32
24	7.13	7.38	7.84	8.29	8.58	9.11	9.75	9.16

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.7°	3.39	144.4°	3.48
8	41.4°	4.1	149.2°	4.44
10	40°	4.59	152.5°	5.27
12	39.2°	4.85	157.8°	5.97
14	38.8°	4.95	169.8°	6.57
16	38.6°	5	177.7°	7.06
20	39°	5.01	178.6°	7.76
24	40.1°	4.92	178.1°	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 kt24 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)	Boat speed in 24 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.19	6.09	6.65	6.93	7.04	7.10	7.15	7.13
60°	5.46	6.34	6.84	7.11	7.24	7.30	7.38	7.38
75°	5.65	6.51	6.99	7.28	7.47	7.61	7.76	7.84
90°	5.54	6.46	6.99	7.31	7.57	7.79	8.10	8.29
110°	5.45	6.54	7.15	7.53	7.84	8.08	8.39	8.58
120°	5.28	6.40	7.07	7.49	7.86	8.19	8.75	9.11
135°	4.76	5.89	6.72	7.23	7.61	7.99	8.78	9.75
150°	4.02	5.13	6.07	6.78	7.24	7.60	8.32	9.16