Cinderella: ORC Rating

GPH

637.8

OSN

620.4

LOA

11.2 m

Displacement

8068 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6267

Medium

0.8483

High

0.9695

Triple Offshore

Low

0.8154

Medium

1.0664

High

1.1903

Boat Specifications

Dimensions

Length overall: 11.2 m
Beam: 4.02 m
Draft: 1.93 m
Displacement: 8068 kg
Crew weight: 320 kg
Wetted surface: 32.99 m²

Sails

Mainsail: 36.66 m²
Genoa: 27.95 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 0 m²

Design

Type: Dufour 390
Builder: Dufour Yachts
Designer: Felci
Year built: 2019
Stability index: 115.6

Performance data

Polar CSV

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

6,45.4,4.870733,52,5.34,60,5.69,75,5.94,90,5.85,110,5.28,120,5.09,135,4.54,145.6,4.060048,150,3.86
8,43.6,5.744493,52,6.33,60,6.63,75,6.84,90,6.81,110,6.46,120,6.27,135,5.73,146.9,5.144925,150,4.98
10,42.3,6.286918,52,6.93,60,7.19,75,7.38,90,7.4,110,7.26,120,7.13,135,6.68,147.1,6.097998,150,5.91
12,41.5,6.515739,52,7.21,60,7.48,75,7.7,90,7.76,110,7.76,120,7.67,135,7.35,147.4,6.825311,150,6.64
14,41.1,6.621872,52,7.34,60,7.6,75,7.91,90,8.03,110,8.14,120,8.07,135,7.8,148.4,7.267587,150,7.15
16,40.8,6.657903,52,7.38,60,7.66,75,8.03,90,8.27,110,8.51,120,8.46,135,8.19,150,7.54,180,6.78
20,41.2,6.65856,52,7.4,60,7.72,75,8.16,90,8.59,110,9.14,120,9.23,135,8.96,150,8.14,180,7.66

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.34	5.69	5.94	5.85	5.28	5.09	4.54	3.86
8	6.33	6.63	6.84	6.81	6.46	6.27	5.73	4.98
10	6.93	7.19	7.38	7.4	7.26	7.13	6.68	5.91
12	7.21	7.48	7.7	7.76	7.76	7.67	7.35	6.64
14	7.34	7.6	7.91	8.03	8.14	8.07	7.8	7.15
16	7.38	7.66	8.03	8.27	8.51	8.46	8.19	7.54
20	7.4	7.72	8.16	8.59	9.14	9.23	8.96	8.14

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.4°	3.42	145.6°	3.35
8	43.6°	4.16	146.9°	4.31
10	42.3°	4.65	147.1°	5.12
12	41.5°	4.88	147.4°	5.75
14	41.1°	4.99	148.4°	6.19
16	40.8°	5.04	180°	6.78
20	41.2°	5.01	180°	7.66

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°	5.34	6.33	6.93	7.21	7.34	7.38	7.40
60°	5.69	6.63	7.19	7.48	7.60	7.66	7.72
75°	5.94	6.84	7.38	7.70	7.91	8.03	8.16
90°	5.85	6.81	7.40	7.76	8.03	8.27	8.59
110°	5.28	6.46	7.26	7.76	8.14	8.51	9.14
120°	5.09	6.27	7.13	7.67	8.07	8.46	9.23
135°	4.54	5.73	6.68	7.35	7.80	8.19	8.96
150°	3.86	4.98	5.91	6.64	7.15	7.54	8.14