ESTELAR: ORC Rating

GPH

642.6

OSN

625.1

LOA

9.53 m

Displacement

3357 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6422

Medium

0.8609

High

0.9762

Triple Offshore

Low

0.8271

Medium

1.0494

High

1.1622

Boat Specifications

Dimensions

Length overall: 9.53 m
Beam: 3.19 m
Draft: 1.9 m
Displacement: 3357 kg
Crew weight: 520 kg
Wetted surface: 19.34 m²

Sails

Mainsail: 31.05 m²
Genoa: 26.9 m²
Spinnaker: 62.08 m²
Asymmetric spinnaker: 0 m²

Design

Type: Este 31
Builder: Cantieri d'Este
Designer: Frers
Year built: 1996
Stability index: 105.4

Performance data

Polar CSV

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

6,42.3,4.705048,52,5.27,60,5.56,75,5.78,90,5.68,110,5.53,120,5.35,135,4.81,145.1,4.267502,150,4.04
8,40.8,5.535043,52,6.2,60,6.42,75,6.57,90,6.56,110,6.59,120,6.45,135,5.92,149.6,5.13615,150,5.11
10,39.4,6.030539,52,6.65,60,6.8,75,6.93,90,6.96,110,7.08,120,7,135,6.68,150,6.06,152.3,5.94086
12,38.2,6.158882,52,6.8,60,6.98,75,7.17,90,7.24,110,7.48,120,7.42,135,7.12,150,6.73,159.5,6.373628
14,37.8,6.239282,52,6.88,60,7.06,75,7.35,90,7.52,110,7.85,120,7.87,135,7.54,150,7.13,174.8,6.58711
16,38.2,6.298857,52,6.91,60,7.11,75,7.46,90,7.78,110,8.08,120,8.32,135,8.02,150,7.53,179,6.981063
20,38.1,6.37918,52,6.99,60,7.18,75,7.56,90,8.08,110,8.47,120,8.96,135,9.15,150,8.45,178.1,7.744258

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.27	5.56	5.78	5.68	5.53	5.35	4.81	4.04
8	6.2	6.42	6.57	6.56	6.59	6.45	5.92	5.11
10	6.65	6.8	6.93	6.96	7.08	7	6.68	6.06
12	6.8	6.98	7.17	7.24	7.48	7.42	7.12	6.73
14	6.88	7.06	7.35	7.52	7.85	7.87	7.54	7.13
16	6.91	7.11	7.46	7.78	8.08	8.32	8.02	7.53
20	6.99	7.18	7.56	8.08	8.47	8.96	9.15	8.45

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.3°	3.48	145.1°	3.5
8	40.8°	4.19	149.6°	4.43
10	39.4°	4.66	152.3°	5.26
12	38.2°	4.84	159.5°	5.97
14	37.8°	4.93	174.8°	6.56
16	38.2°	4.95	179°	6.98
20	38.1°	5.02	178.1°	7.74

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°	5.27	6.20	6.65	6.80	6.88	6.91	6.99
60°	5.56	6.42	6.80	6.98	7.06	7.11	7.18
75°	5.78	6.57	6.93	7.17	7.35	7.46	7.56
90°	5.68	6.56	6.96	7.24	7.52	7.78	8.08
110°	5.53	6.59	7.08	7.48	7.85	8.08	8.47
120°	5.35	6.45	7.00	7.42	7.87	8.32	8.96
135°	4.81	5.92	6.68	7.12	7.54	8.02	9.15
150°	4.04	5.11	6.06	6.73	7.13	7.53	8.45