GRANPESTO: ORC Rating

GPH

551.6

OSN

536.6

LOA

13.5 m

Displacement

5976 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7372

Medium

0.9898

High

1.1332

Triple Offshore

Low

0.9554

Medium

1.2258

High

1.3779

Boat Specifications

Dimensions

Length overall: 13.5 m
Beam: 3.51 m
Draft: 2.35 m
Displacement: 5976 kg
Crew weight: 560 kg
Wetted surface: 31.55 m²

Sails

Mainsail: 58.61 m²
Genoa: 39.47 m²
Spinnaker: 100.6 m²
Asymmetric spinnaker: 113.33 m²

Design

Type: Sintesi 45
Builder: Rinaldi
Designer: Santarelli
Year built: 1992
Stability index: 123.8

Performance data

Polar CSV

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

6,43.2,5.363742,52,5.98,60,6.35,75,6.67,90,6.61,110,6.42,120,6.23,135,5.59,143,5.096192,150,4.7
8,42,6.432124,52,7.2,60,7.51,75,7.73,90,7.72,110,7.76,120,7.64,135,7.03,144.8,6.326907,150,5.97
10,40.6,6.967207,52,7.72,60,7.96,75,8.18,90,8.23,110,8.39,120,8.33,135,7.98,148.4,7.244106,150,7.13
12,39.3,7.146178,52,7.91,60,8.14,75,8.48,90,8.64,110,8.86,120,8.97,135,8.58,150,7.94,151.6,7.844042
14,38.4,7.222212,52,8.01,60,8.26,75,8.68,90,9.05,110,9.22,120,9.59,135,9.3,150,8.44,162.8,7.840647
16,38.2,7.304129,52,8.08,60,8.34,75,8.84,90,9.35,110,9.56,120,10.04,135,10.13,150,8.97,175.4,8.076014
20,38.1,7.433905,52,8.22,60,8.52,75,8.99,90,9.72,110,10.35,120,10.92,135,12.08,144.6,11.31111,150,10.65

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.98	6.35	6.67	6.61	6.42	6.23	5.59	4.7
8	7.2	7.51	7.73	7.72	7.76	7.64	7.03	5.97
10	7.72	7.96	8.18	8.23	8.39	8.33	7.98	7.13
12	7.91	8.14	8.48	8.64	8.86	8.97	8.58	7.94
14	8.01	8.26	8.68	9.05	9.22	9.59	9.3	8.44
16	8.08	8.34	8.84	9.35	9.56	10.04	10.13	8.97
20	8.22	8.52	8.99	9.72	10.35	10.92	12.08	10.65

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.2°	3.91	143°	4.07
8	42°	4.78	144.8°	5.17
10	40.6°	5.29	148.4°	6.17
12	39.3°	5.53	151.6°	6.9
14	38.4°	5.66	162.8°	7.49
16	38.2°	5.74	175.4°	8.05
20	38.1°	5.85	144.6°	9.22

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°	5.98	7.20	7.72	7.91	8.01	8.08	8.22
60°	6.35	7.51	7.96	8.14	8.26	8.34	8.52
75°	6.67	7.73	8.18	8.48	8.68	8.84	8.99
90°	6.61	7.72	8.23	8.64	9.05	9.35	9.72
110°	6.42	7.76	8.39	8.86	9.22	9.56	10.35
120°	6.23	7.64	8.33	8.97	9.59	10.04	10.92
135°	5.59	7.03	7.98	8.58	9.30	10.13	12.08
150°	4.70	5.97	7.13	7.94	8.44	8.97	10.65