MEISTER HORA — ORC Rating

GPH

657.1

OSN

640.7

LOA

9.61 m

Displacement

3838 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6169

Medium

0.8332

High

0.9532

Triple Offshore

Low

0.8013

Medium

1.0294

High

1.1471

Boat Specifications

Dimensions

Length overall: 9.61 m
Beam: 3.21 m
Draft: 1.94 m
Displacement: 3838 kg
Crew weight: 400 kg
Wetted surface: 22.11 m²

Sails

Mainsail: 26.35 m²
Genoa: 21.72 m²
Spinnaker: 70.41 m²
Asymmetric spinnaker: 52.39 m²

Design

Type: FIRST 31.7
Builder: BENETEAU
Designer: FINOT
Year built: 1998

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.

6,43.5,4.508017,52,5.03,60,5.37,75,5.71,90,5.7,110,5.41,120,5.18,135,4.7,146,4.14939,150,3.97
8,42,5.301793,52,5.97,60,6.29,75,6.55,90,6.58,110,6.44,120,6.3,135,5.79,150,5.022947
10,41.2,5.874418,52,6.53,60,6.75,75,6.94,90,7.03,110,6.99,120,6.93,135,6.63,150,5.94,151,5.888273
12,40.1,6.079056,52,6.72,60,6.94,75,7.17,90,7.33,110,7.36,120,7.32,135,7.08,150,6.67,157.5,6.342818
14,39,6.150711,52,6.81,60,7.04,75,7.33,90,7.58,110,7.71,120,7.75,135,7.47,150,7.08,180,6.47
16,38.8,6.197568,52,6.86,60,7.09,75,7.42,90,7.74,110,8.08,120,8.17,135,7.92,150,7.43,180,6.93
20,39,6.215049,52,6.86,60,7.13,75,7.51,90,8.01,110,8.75,120,8.88,135,8.92,150,8.28,180,7.63

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.03	5.37	5.71	5.7	5.41	5.18	4.7	3.97
8	5.97	6.29	6.55	6.58	6.44	6.3	5.79	5.02
10	6.53	6.75	6.94	7.03	6.99	6.93	6.63	5.94
12	6.72	6.94	7.17	7.33	7.36	7.32	7.08	6.67
14	6.81	7.04	7.33	7.58	7.71	7.75	7.47	7.08
16	6.86	7.09	7.42	7.74	8.08	8.17	7.92	7.43
20	6.86	7.13	7.51	8.01	8.75	8.88	8.92	8.28

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.27	146°	3.44
8	42°	3.94	150°	4.35
10	41.2°	4.42	151°	5.15
12	40.1°	4.65	157.5°	5.86
14	39°	4.78	180°	6.47
16	38.8°	4.83	180°	6.93
20	39°	4.83	180°	7.63

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