TIGRA — ORC Rating | RegattaPages

GPH

729.1

OSN

703.6

LOA

7 m

Displacement

1321 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5563

Medium

0.761

High

0.8794

Triple Offshore

Low

0.714

Medium

0.9299

High

1.0587

Boat Specifications

Dimensions

Length overall: 7 m
Beam: 2.48 m
Draft: 1.55 m
Displacement: 1321 kg
Crew weight: 380 kg
Wetted surface: 12.85 m²

Sails

Mainsail: 18.82 m²
Genoa: 11.01 m²
Spinnaker: 40.82 m²
Asymmetric spinnaker: 0 m²

Design

Type: Mantra 7000
Builder: A - Yachts
Designer: A.Arminskij
Year built: 1999

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.

6,42.8,3.870634,52,4.3,60,4.5,75,4.62,90,4.94,110,4.97,120,4.8,135,4.33,146,3.847835,150,3.68
8,41.2,4.638398,52,5.17,60,5.36,75,5.48,90,5.79,110,5.89,120,5.76,135,5.33,150,4.68,150.1,4.671837
10,39.6,5.126453,52,5.68,60,5.84,75,5.98,90,6.19,110,6.4,120,6.32,135,6.01,150,5.51,154.1,5.335955
12,38,5.380637,52,5.96,60,6.11,75,6.28,90,6.41,110,6.85,120,6.84,135,6.5,150,6.07,162.6,5.679911
14,37.5,5.49566,52,6.11,60,6.3,75,6.55,90,6.66,110,7.21,120,7.35,135,7.03,150,6.53,176.3,5.962428
16,37.2,5.54907,52,6.19,60,6.41,75,6.77,90,6.98,110,7.48,120,7.83,135,7.61,150,7.01,177.2,6.377614
20,38,5.647131,52,6.26,60,6.53,75,7.02,90,7.49,110,7.92,120,8.59,135,9.15,150,8.17,175.7,7.280494
24,39.5,5.650416,52,6.25,60,6.55,75,7.14,90,7.8,110,8.26,120,9.21,135,11.33,144.1,11.03647,150,10.32

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4.3	4.5	4.62	4.94	4.97	4.8	4.33	3.68
8	5.17	5.36	5.48	5.79	5.89	5.76	5.33	4.68
10	5.68	5.84	5.98	6.19	6.4	6.32	6.01	5.51
12	5.96	6.11	6.28	6.41	6.85	6.84	6.5	6.07
14	6.11	6.3	6.55	6.66	7.21	7.35	7.03	6.53
16	6.19	6.41	6.77	6.98	7.48	7.83	7.61	7.01
20	6.26	6.53	7.02	7.49	7.92	8.59	9.15	8.17
24	6.25	6.55	7.14	7.8	8.26	9.21	11.33	10.32

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.8°	2.84	146°	3.19
8	41.2°	3.49	150.1°	4.05
10	39.6°	3.95	154.1°	4.8
12	38°	4.24	162.6°	5.42
14	37.5°	4.36	176.3°	5.95
16	37.2°	4.42	177.2°	6.37
20	38°	4.45	175.7°	7.26
24	39.5°	4.36	144.1°	8.94

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