Sheeba II: ORC Rating

GPH

622.6

OSN

606.5

LOA

10.64 m

Displacement

5754 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6582

Medium

0.8855

High

1.0126

Triple Offshore

Low

0.8488

Medium

1.0847

High

1.2045

Boat Specifications

Dimensions

Length overall: 10.64 m
Beam: 3.46 m
Draft: 2.23 m
Displacement: 5754 kg
Crew weight: 646 kg
Wetted surface: 26.86 m²

Sails

Mainsail: 39.52 m²
Genoa: 45.1 m²
Spinnaker: 82.14 m²
Asymmetric spinnaker: 0 m²

Design

Type: First 36.7
Builder: Beneteau
Designer: Bruce Farr
Year built: 2002

Performance data

Polar CSV

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

6,42,4.844278,52,5.45,60,5.75,75,6,90,5.95,110,5.57,120,5.4,135,4.88,145,4.345958,150,4.12
8,40.9,5.702163,52,6.42,60,6.67,75,6.84,90,6.84,110,6.71,120,6.55,135,5.98,150,5.184605
10,40.1,6.327447,52,6.95,60,7.11,75,7.23,90,7.26,110,7.29,120,7.2,135,6.84,150,6.11,152,6.002621
12,38.6,6.487354,52,7.15,60,7.32,75,7.49,90,7.55,110,7.66,120,7.59,135,7.32,150,6.87,157.5,6.537649
14,37.9,6.5519,52,7.23,60,7.41,75,7.67,90,7.81,110,8.04,120,7.98,135,7.68,150,7.31,180,6.68
16,38.2,6.642431,52,7.27,60,7.46,75,7.78,90,8.05,110,8.34,120,8.39,135,8.07,150,7.65,180,7.17
20,38.2,6.680606,52,7.3,60,7.49,75,7.88,90,8.35,110,8.71,120,9.09,135,8.93,150,8.4,180,7.85

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.45	5.75	6	5.95	5.57	5.4	4.88	4.12
8	6.42	6.67	6.84	6.84	6.71	6.55	5.98	5.18
10	6.95	7.11	7.23	7.26	7.29	7.2	6.84	6.11
12	7.15	7.32	7.49	7.55	7.66	7.59	7.32	6.87
14	7.23	7.41	7.67	7.81	8.04	7.98	7.68	7.31
16	7.27	7.46	7.78	8.05	8.34	8.39	8.07	7.65
20	7.3	7.49	7.88	8.35	8.71	9.09	8.93	8.4

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.6	145°	3.56
8	40.9°	4.31	150°	4.49
10	40.1°	4.84	152°	5.3
12	38.6°	5.07	157.5°	6.04
14	37.9°	5.17	180°	6.68
16	38.2°	5.22	180°	7.17
20	38.2°	5.25	180°	7.85

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°	5.45	6.42	6.95	7.15	7.23	7.27	7.30
60°	5.75	6.67	7.11	7.32	7.41	7.46	7.49
75°	6.00	6.84	7.23	7.49	7.67	7.78	7.88
90°	5.95	6.84	7.26	7.55	7.81	8.05	8.35
110°	5.57	6.71	7.29	7.66	8.04	8.34	8.71
120°	5.40	6.55	7.20	7.59	7.98	8.39	9.09
135°	4.88	5.98	6.84	7.32	7.68	8.07	8.93
150°	4.12	5.18	6.11	6.87	7.31	7.65	8.40