ZELLA: ORC Rating

GPH

652.1

OSN

635.5

LOA

10.611 m

Displacement

4995 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6505

Medium

0.8428

High

0.9407

Triple Offshore

Low

0.8262

Medium

1.0291

High

1.1233

Boat Specifications

Dimensions

Length overall: 10.611 m
Beam: 3.43 m
Draft: 2 m
Displacement: 4995 kg
Crew weight: 519 kg
Wetted surface: 23.71 m²

Sails

Mainsail: 28.45 m²
Genoa: 43.1 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 97.06 m²

Design

Type: C&C 35-3
Builder: C&C Yachts
Designer: Rob Hall
Year built: 1983
Stability index: 116.9

Performance data

Polar CSV

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

6,41.8,4.73523,52,5.28,60,5.5,75,5.63,90,5.5,110,5.46,120,5.31,135,4.82,145.7,4.32152,150,4.12
8,40,5.482711,52,6.1,60,6.27,75,6.37,90,6.31,110,6.45,120,6.35,135,5.92,147.8,5.294299,150,5.17
10,38.7,5.91981,52,6.51,60,6.65,75,6.75,90,6.77,110,6.94,120,6.9,135,6.64,148,6.143519,150,6.02
12,37.8,6.074757,52,6.7,60,6.84,75,6.98,90,7.02,110,7.26,120,7.28,135,7.08,149.2,6.601007,150,6.55
14,37.2,6.139129,52,6.78,60,6.94,75,7.14,90,7.23,110,7.52,120,7.6,135,7.45,150,6.88,168.5,6.122919
16,37,6.198072,52,6.84,60,7,75,7.25,90,7.4,110,7.7,120,7.88,135,7.81,150,7.15,174.5,6.520017
20,37.2,6.252119,52,6.88,60,7.06,75,7.37,90,7.65,110,7.99,120,8.37,135,8.51,150,7.68,176.3,7.134872

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.28	5.5	5.63	5.5	5.46	5.31	4.82	4.12
8	6.1	6.27	6.37	6.31	6.45	6.35	5.92	5.17
10	6.51	6.65	6.75	6.77	6.94	6.9	6.64	6.02
12	6.7	6.84	6.98	7.02	7.26	7.28	7.08	6.55
14	6.78	6.94	7.14	7.23	7.52	7.6	7.45	6.88
16	6.84	7	7.25	7.4	7.7	7.88	7.81	7.15
20	6.88	7.06	7.37	7.65	7.99	8.37	8.51	7.68

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	41.8°	3.53	145.7°	3.57
8	40°	4.2	147.8°	4.48
10	38.7°	4.62	148°	5.21
12	37.8°	4.8	149.2°	5.67
14	37.2°	4.89	168.5°	6
16	37°	4.95	174.5°	6.49
20	37.2°	4.98	176.3°	7.12

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°	5.28	6.10	6.51	6.70	6.78	6.84	6.88
60°	5.50	6.27	6.65	6.84	6.94	7.00	7.06
75°	5.63	6.37	6.75	6.98	7.14	7.25	7.37
90°	5.50	6.31	6.77	7.02	7.23	7.40	7.65
110°	5.46	6.45	6.94	7.26	7.52	7.70	7.99
120°	5.31	6.35	6.90	7.28	7.60	7.88	8.37
135°	4.82	5.92	6.64	7.08	7.45	7.81	8.51
150°	4.12	5.17	6.02	6.55	6.88	7.15	7.68