TSIPOURO — ORC Rating

GPH

653.3

OSN

634.9

LOA

12.25 m

Displacement

8944 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.616

Medium

0.8296

High

0.9491

Triple Offshore

Low

0.7963

Medium

1.0413

High

1.1575

Boat Specifications

Dimensions

Length overall: 12.25 m
Beam: 3.91 m
Draft: 2.03 m
Displacement: 8944 kg
Crew weight: 180 kg
Wetted surface: 32.97 m²

Sails

Mainsail: 38.27 m²
Genoa: 47.28 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 92.45 m²

Design

Type: OLYMPIC SEA 42
Builder: OLYMPIC MARINE
Designer: D. PETERSON
Year built: 1985
Stability index: 116.1

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.

6,44.2,4.505443,52,4.97,60,5.27,75,5.52,90,5.47,110,5.36,120,5.18,135,4.69,145.1,4.206538,150,3.99
8,42,5.27488,52,5.91,60,6.22,75,6.5,90,6.47,110,6.52,120,6.33,135,5.8,147.5,5.193318,150,5.06
10,41.8,5.888855,52,6.62,60,6.91,75,7.12,90,7.16,110,7.27,120,7.17,135,6.77,146.8,6.15466,150,5.94
12,42.4,6.337553,52,6.97,60,7.21,75,7.42,90,7.48,110,7.66,120,7.6,135,7.36,147.5,6.888853,150,6.71
14,41.8,6.465668,52,7.1,60,7.34,75,7.59,90,7.71,110,7.95,120,7.93,135,7.72,149.8,7.185215,150,7.17
16,41.4,6.505703,52,7.16,60,7.41,75,7.71,90,7.9,110,8.16,120,8.26,135,8.05,150,7.49,171.8,6.789413
20,41.4,6.545697,52,7.18,60,7.45,75,7.82,90,8.2,110,8.45,120,8.8,135,8.76,150,7.99,175.9,7.519243

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.97	5.27	5.52	5.47	5.36	5.18	4.69	3.99
8	5.91	6.22	6.5	6.47	6.52	6.33	5.8	5.06
10	6.62	6.91	7.12	7.16	7.27	7.17	6.77	5.94
12	6.97	7.21	7.42	7.48	7.66	7.6	7.36	6.71
14	7.1	7.34	7.59	7.71	7.95	7.93	7.72	7.17
16	7.16	7.41	7.71	7.9	8.16	8.26	8.05	7.49
20	7.18	7.45	7.82	8.2	8.45	8.8	8.76	7.99

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	44.2°	3.23	145.1°	3.45
8	42°	3.92	147.5°	4.38
10	41.8°	4.39	146.8°	5.15
12	42.4°	4.68	147.5°	5.81
14	41.8°	4.82	149.8°	6.21
16	41.4°	4.88	171.8°	6.72
20	41.4°	4.91	175.9°	7.5

Loading polar chart…