BORA — ORC Rating | RegattaPages

GPH

738.6

OSN

714.9

LOA

7.62 m

Displacement

1686 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5635

Medium

0.7601

High

0.8674

Triple Offshore

Low

0.7182

Medium

0.9128

High

1.0168

Boat Specifications

Dimensions

Length overall: 7.62 m
Beam: 2.71 m
Draft: 1.56 m
Displacement: 1686 kg
Crew weight: 400 kg
Wetted surface: 12.77 m²

Sails

Mainsail: 19.17 m²
Genoa: 13.99 m²
Spinnaker: 32.35 m²
Asymmetric spinnaker: 0 m²

Design

Type: POLARIS
Builder: SET
Year built: 1984

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.

6,42.2,4.130644,52,4.59,60,4.79,75,4.9,90,4.82,110,4.8,120,4.63,135,4.16,146.8,3.656944,150,3.54
8,40.6,4.820411,52,5.34,60,5.48,75,5.57,90,5.63,110,5.62,120,5.5,135,5.09,150,4.5,151.4,4.442
10,38.5,5.213337,52,5.71,60,5.83,75,5.92,90,6.04,110,6.05,120,5.97,135,5.71,150,5.27,156.3,5.034606
12,36.6,5.405961,52,5.93,60,6.03,75,6.15,90,6.3,110,6.37,120,6.28,135,6.07,150,5.78,169.1,5.32609
14,36,5.525224,52,6.06,60,6.18,75,6.34,90,6.49,110,6.68,120,6.6,135,6.38,150,6.11,178.1,5.713141
16,35.8,5.572928,52,6.13,60,6.28,75,6.5,90,6.62,110,6.99,120,6.94,135,6.69,150,6.4,179.2,6.040589
20,36.1,5.618882,52,6.2,60,6.38,75,6.7,90,6.99,110,7.58,120,7.77,135,7.48,150,7.02,179.2,6.590642
24,37.5,5.634312,52,6.21,60,6.42,75,6.81,90,7.29,110,7.98,120,8.74,135,8.8,150,7.9,178.4,7.23282

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.59	4.79	4.9	4.82	4.8	4.63	4.16	3.54
8	5.34	5.48	5.57	5.63	5.62	5.5	5.09	4.5
10	5.71	5.83	5.92	6.04	6.05	5.97	5.71	5.27
12	5.93	6.03	6.15	6.3	6.37	6.28	6.07	5.78
14	6.06	6.18	6.34	6.49	6.68	6.6	6.38	6.11
16	6.13	6.28	6.5	6.62	6.99	6.94	6.69	6.4
20	6.2	6.38	6.7	6.99	7.58	7.77	7.48	7.02
24	6.21	6.42	6.81	7.29	7.98	8.74	8.8	7.9

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.2°	3.06	146.8°	3.06
8	40.6°	3.66	151.4°	3.9
10	38.5°	4.08	156.3°	4.61
12	36.6°	4.34	169.1°	5.23
14	36°	4.47	178.1°	5.71
16	35.8°	4.52	179.2°	6.04
20	36.1°	4.54	179.2°	6.59
24	37.5°	4.47	178.4°	7.23

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