STALKER — ORC Rating | RegattaPages

GPH

696.5

OSN

678.5

LOA

9.647 m

Displacement

3368 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5998

Medium

0.7918

High

0.8896

Triple Offshore

Low

0.7685

Medium

0.9662

High

1.0581

Boat Specifications

Dimensions

Length overall: 9.647 m
Beam: 3.24 m
Draft: 1.7 m
Displacement: 3368 kg
Crew weight: 370 kg
Wetted surface: 18.78 m²

Sails

Mainsail: 26.57 m²
Genoa: 28.37 m²
Spinnaker: 53.25 m²
Asymmetric spinnaker: 0 m²

Design

Type: FIRST 30ES
Builder: BENETEAU
Designer: BERRET
Year built: 1977
Stability index: 111.8

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.

6,42.7,4.531139,52,5.02,60,5.24,75,5.38,90,5.27,110,5.06,120,4.88,135,4.37,146.6,3.821055,150,3.69
8,40.5,5.194594,52,5.77,60,5.95,75,6.08,90,6.05,110,6.03,120,5.88,135,5.38,150,4.71,151.4,4.647015
10,39.4,5.538778,52,6.14,60,6.3,75,6.44,90,6.46,110,6.54,120,6.46,135,6.14,150,5.58,154.1,5.391538
12,39,5.661742,52,6.3,60,6.47,75,6.65,90,6.71,110,6.87,120,6.81,135,6.58,150,6.22,162.8,5.799357
14,38.8,5.722806,52,6.38,60,6.56,75,6.8,90,6.91,110,7.14,120,7.12,135,6.91,150,6.61,175.4,6.119712
16,39.4,5.810541,52,6.42,60,6.61,75,6.89,90,7.08,110,7.37,120,7.41,135,7.23,150,6.92,179,6.510992
20,40.5,5.865288,52,6.44,60,6.66,75,7,90,7.31,110,7.68,120,7.96,135,7.93,150,7.55,179,7.111083

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.02	5.24	5.38	5.27	5.06	4.88	4.37	3.69
8	5.77	5.95	6.08	6.05	6.03	5.88	5.38	4.71
10	6.14	6.3	6.44	6.46	6.54	6.46	6.14	5.58
12	6.3	6.47	6.65	6.71	6.87	6.81	6.58	6.22
14	6.38	6.56	6.8	6.91	7.14	7.12	6.91	6.61
16	6.42	6.61	6.89	7.08	7.37	7.41	7.23	6.92
20	6.44	6.66	7	7.31	7.68	7.96	7.93	7.55

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.7°	3.33	146.6°	3.19
8	40.5°	3.95	151.4°	4.08
10	39.4°	4.28	154.1°	4.85
12	39°	4.4	162.8°	5.54
14	38.8°	4.46	175.4°	6.1
16	39.4°	4.49	179°	6.51
20	40.5°	4.46	179°	7.11

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