CIRCE: ORC Rating

GPH

631.6

OSN

615.1

LOA

10.64 m

Displacement

5919 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6508

Medium

0.8717

High

0.9924

Triple Offshore

Low

0.8373

Medium

1.0702

High

1.1814

Boat Specifications

Dimensions

Length overall: 10.64 m
Beam: 3.46 m
Draft: 2.24 m
Displacement: 5919 kg
Crew weight: 400 kg
Wetted surface: 27.15 m²

Sails

Mainsail: 39.98 m²
Genoa: 38.91 m²
Spinnaker: 81.53 m²
Asymmetric spinnaker: 0 m²

Design

Type: First 36.7
Builder: Beneteau
Designer: Farr
Year built: 2001

Performance data

Polar CSV

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

6,42,4.736627,52,5.31,60,5.58,75,5.81,90,5.77,110,5.55,120,5.39,135,4.87,145.5,4.331861,150,4.12
8,40.5,5.549667,52,6.27,60,6.53,75,6.71,90,6.7,110,6.68,120,6.52,135,5.96,150,5.184605
10,40.1,6.157495,52,6.83,60,7.01,75,7.15,90,7.17,110,7.26,120,7.18,135,6.83,150,6.1,152,6.002621
12,39,6.343725,52,7.03,60,7.22,75,7.39,90,7.45,110,7.62,120,7.56,135,7.3,150,6.86,157.5,6.526825
14,38.6,6.410581,52,7.11,60,7.29,75,7.55,90,7.69,110,7.93,120,7.93,135,7.66,150,7.3,180,6.67
16,38.6,6.448967,52,7.14,60,7.33,75,7.63,90,7.9,110,8.13,120,8.31,135,8.04,150,7.63,180,7.16
20,38.8,6.505522,52,7.18,60,7.36,75,7.69,90,8.14,110,8.44,120,8.8,135,8.87,150,8.37,180,7.83

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.31	5.58	5.81	5.77	5.55	5.39	4.87	4.12
8	6.27	6.53	6.71	6.7	6.68	6.52	5.96	5.18
10	6.83	7.01	7.15	7.17	7.26	7.18	6.83	6.1
12	7.03	7.22	7.39	7.45	7.62	7.56	7.3	6.86
14	7.11	7.29	7.55	7.69	7.93	7.93	7.66	7.3
16	7.14	7.33	7.63	7.9	8.13	8.31	8.04	7.63
20	7.18	7.36	7.69	8.14	8.44	8.8	8.87	8.37

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.52	145.5°	3.57
8	40.5°	4.22	150°	4.49
10	40.1°	4.71	152°	5.3
12	39°	4.93	157.5°	6.03
14	38.6°	5.01	180°	6.67
16	38.6°	5.04	180°	7.16
20	38.8°	5.07	180°	7.83

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°	5.31	6.27	6.83	7.03	7.11	7.14	7.18
60°	5.58	6.53	7.01	7.22	7.29	7.33	7.36
75°	5.81	6.71	7.15	7.39	7.55	7.63	7.69
90°	5.77	6.70	7.17	7.45	7.69	7.90	8.14
110°	5.55	6.68	7.26	7.62	7.93	8.13	8.44
120°	5.39	6.52	7.18	7.56	7.93	8.31	8.80
135°	4.87	5.96	6.83	7.30	7.66	8.04	8.87
150°	4.12	5.18	6.10	6.86	7.30	7.63	8.37