ALTAMAR I — ORC Rating

GPH

650.3

OSN

628.1

LOA

11.1 m

Displacement

6073 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6219

Medium

0.858

High

0.9975

Triple Offshore

Low

0.7995

Medium

1.0456

High

1.1726

Boat Specifications

Dimensions

Length overall: 11.1 m
Beam: 3.82 m
Draft: 1.93 m
Displacement: 6073 kg
Crew weight: 600 kg
Wetted surface: 27.69 m²

Sails

Mainsail: 30.21 m²
Genoa: 36.71 m²
Spinnaker: 91 m²
Asymmetric spinnaker: 0 m²

Design

Type: SUNSHINE 38
Builder: JEANNEAU
Designer: T.CASTRO
Year built: 1982
Stability index: 120.8

Velocity Prediction

Polar CSV

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

6,43.6,4.529312,52,5.03,60,5.31,75,5.46,90,5.33,110,5.36,120,5.21,135,4.7,145.1,4.194345,150,3.98
8,41.8,5.365699,52,5.98,60,6.23,75,6.37,90,6.33,110,6.48,120,6.35,135,5.86,149.6,5.112962,150,5.09
10,40.2,5.930903,52,6.56,60,6.73,75,6.86,90,6.92,110,7.06,120,7,135,6.68,150,6.04,152,5.934667
12,38.4,6.252445,52,6.87,60,7.01,75,7.14,90,7.24,110,7.42,120,7.38,135,7.15,150,6.74,157.7,6.420166
14,37.8,6.441774,52,7.06,60,7.2,75,7.35,90,7.43,110,7.7,120,7.7,135,7.5,150,7.17,170,6.620582
16,37.5,6.541852,52,7.17,60,7.33,75,7.52,90,7.58,110,7.96,120,8,135,7.82,150,7.49,177.2,6.988343
20,37.2,6.59109,52,7.27,60,7.46,75,7.77,90,7.93,110,8.37,120,8.64,135,8.54,150,8.11,179,7.611159

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.03	5.31	5.46	5.33	5.36	5.21	4.7	3.98
8	5.98	6.23	6.37	6.33	6.48	6.35	5.86	5.09
10	6.56	6.73	6.86	6.92	7.06	7	6.68	6.04
12	6.87	7.01	7.14	7.24	7.42	7.38	7.15	6.74
14	7.06	7.2	7.35	7.43	7.7	7.7	7.5	7.17
16	7.17	7.33	7.52	7.58	7.96	8	7.82	7.49
20	7.27	7.46	7.77	7.93	8.37	8.64	8.54	8.11

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.6°	3.28	145.1°	3.44
8	41.8°	4	149.6°	4.41
10	40.2°	4.53	152°	5.24
12	38.4°	4.9	157.7°	5.94
14	37.8°	5.09	170°	6.52
16	37.5°	5.19	177.2°	6.98
20	37.2°	5.25	179°	7.61

Loading polar chart…