T-time — ORC Rating | RegattaPages

GPH

790

OSN

768.1

LOA

6.25 m

Displacement

650 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5071

Medium

0.6859

High

0.7696

Triple Offshore

Low

0.6606

Medium

0.8571

High

0.9723

Boat Specifications

Dimensions

Length overall: 6.25 m
Beam: 2.36 m
Draft: 0.88 m
Displacement: 650 kg
Crew weight: 300 kg
Wetted surface: 9.13 m²

Sails

Mainsail: 15.11 m²
Genoa: 5.79 m²
Spinnaker: 22.41 m²
Asymmetric spinnaker: 0 m²

Design

Type: Tirion
Builder: KD Polyesterbouw
Designer: J. de Ridder
Year built: 1994
Stability index: 84.7

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.

6,45.4,3.603203,52,3.95,60,4.26,75,4.48,90,4.71,110,4.73,120,4.58,135,4.11,148.7,3.522698,150,3.48
8,44.4,4.282879,52,4.71,60,5.02,75,5.23,90,5.52,110,5.54,120,5.44,135,4.99,150,4.42,152.9,4.313575
10,44.4,4.758754,52,5.21,60,5.46,75,5.66,90,6,110,6.04,120,5.92,135,5.64,150,5.21,157.7,4.939421
12,44.7,5.106926,52,5.5,60,5.72,75,5.97,90,6.45,110,6.56,120,6.42,135,6.08,150,5.72,172.7,5.262657
14,44.2,5.244726,52,5.66,60,5.95,75,6.3,90,6.7,110,7.18,120,6.97,135,6.56,150,6.15,179,5.670864
16,45,5.289159,52,5.69,60,6.06,75,6.6,90,6.88,110,7.85,120,7.66,135,7.12,150,6.6,179,6.060923
20,48.5,5.327337,52,5.57,60,6.02,75,6.8,90,7.62,110,8.73,120,9.97,135,8.71,150,7.74,176.6,6.952237

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	3.95	4.26	4.48	4.71	4.73	4.58	4.11	3.48
8	4.71	5.02	5.23	5.52	5.54	5.44	4.99	4.42
10	5.21	5.46	5.66	6	6.04	5.92	5.64	5.21
12	5.5	5.72	5.97	6.45	6.56	6.42	6.08	5.72
14	5.66	5.95	6.3	6.7	7.18	6.97	6.56	6.15
16	5.69	6.06	6.6	6.88	7.85	7.66	7.12	6.6
20	5.57	6.02	6.8	7.62	8.73	9.97	8.71	7.74

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.4°	2.53	148.7°	3.01
8	44.4°	3.06	152.9°	3.84
10	44.4°	3.4	157.7°	4.57
12	44.7°	3.63	172.7°	5.22
14	44.2°	3.76	179°	5.67
16	45°	3.74	179°	6.06
20	48.5°	3.53	176.6°	6.94

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