KALA NAG — ORC Rating

GPH

600.1

OSN

581.8

LOA

11.924 m

Displacement

7289 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.678

Medium

0.9207

High

1.059

Triple Offshore

Low

0.8726

Medium

1.1298

High

1.2617

Boat Specifications

Dimensions

Length overall: 11.924 m
Beam: 3.77 m
Draft: 2.42 m
Displacement: 7289 kg
Crew weight: 640 kg
Wetted surface: 31.51 m²

Sails

Mainsail: 47.09 m²
Genoa: 38.9 m²
Spinnaker: 106.18 m²
Asymmetric spinnaker: 89.73 m²

Design

Type: FIRST 40.7
Builder: BENETEAU
Designer: FARR
Year built: 1997
Stability index: 121.6

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.

6,42.3,4.975453,52,5.56,60,5.83,75,6.01,90,5.93,110,5.84,120,5.62,135,5.04,143.3,4.564868,150,4.23
8,40.2,5.839255,52,6.55,60,6.79,75,6.94,90,7.02,110,6.98,120,6.83,135,6.26,148.4,5.482978,150,5.39
10,38.8,6.40287,52,7.14,60,7.33,75,7.47,90,7.61,110,7.64,120,7.56,135,7.16,150,6.41,151.4,6.321307
12,37.8,6.656922,52,7.43,60,7.61,75,7.78,90,7.95,110,8.06,120,8.02,135,7.72,150,7.2,156.5,6.880683
14,37.5,6.793946,52,7.56,60,7.76,75,8,90,8.15,110,8.43,120,8.42,135,8.15,150,7.71,165.8,7.158733
16,37.2,6.854733,52,7.63,60,7.84,75,8.15,90,8.34,110,8.77,120,8.8,135,8.57,150,8.12,176.3,7.495624
20,37.8,6.96066,52,7.7,60,7.93,75,8.32,90,8.71,110,9.33,120,9.59,135,9.47,150,8.92,178.1,8.274549

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.56	5.83	6.01	5.93	5.84	5.62	5.04	4.23
8	6.55	6.79	6.94	7.02	6.98	6.83	6.26	5.39
10	7.14	7.33	7.47	7.61	7.64	7.56	7.16	6.41
12	7.43	7.61	7.78	7.95	8.06	8.02	7.72	7.2
14	7.56	7.76	8	8.15	8.43	8.42	8.15	7.71
16	7.63	7.84	8.15	8.34	8.77	8.8	8.57	8.12
20	7.7	7.93	8.32	8.71	9.33	9.59	9.47	8.92

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.3°	3.68	143.3°	3.66
8	40.2°	4.46	148.4°	4.67
10	38.8°	4.99	151.4°	5.55
12	37.8°	5.26	156.5°	6.31
14	37.5°	5.39	165.8°	6.94
16	37.2°	5.46	176.3°	7.48
20	37.8°	5.5	178.1°	8.27

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