CORROBOREE — ORC Rating

GPH

627.4

OSN

612.3

LOA

9.414 m

Displacement

2699 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7347

Medium

0.9808

High

1.1144

Triple Offshore

Low

0.9506

Medium

1.2068

High

1.3586

Boat Specifications

Dimensions

Length overall: 9.414 m
Beam: 3.23 m
Draft: 1.89 m
Displacement: 2699 kg
Crew weight: 560 kg
Wetted surface: 19.12 m²

Sails

Mainsail: 34.28 m²
Genoa: 25.24 m²
Spinnaker: 80.43 m²
Asymmetric spinnaker: 76.12 m²

Design

Type: ROBERTSON 950
Builder: ROBERTSON YACHTS
Designer: LYONS/LAUBREAUX
Year built: 1991

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.

6,43,4.703606,52,5.27,60,5.59,75,5.88,90,5.87,110,5.85,120,5.66,135,5.08,139.9,4.810952,150,4.25
8,41.9,5.562187,52,6.22,60,6.47,75,6.66,90,6.75,110,6.77,120,6.64,135,6.22,149.1,5.3609,150,5.32
10,40.5,6.102004,52,6.7,60,6.88,75,7.06,90,7.21,110,7.31,120,7.18,135,6.86,150,6.26,151.9,6.166913
12,39.1,6.249626,52,6.87,60,7.11,75,7.45,90,7.5,110,7.88,120,7.76,135,7.36,150,6.88,161.4,6.467825
14,38.5,6.312227,52,6.96,60,7.24,75,7.71,90,7.92,110,8.28,120,8.39,135,7.91,150,7.34,180,6.71
16,38.4,6.354525,52,7.01,60,7.31,75,7.85,90,8.29,110,8.6,120,8.99,135,8.53,150,7.85,180,7.15
20,38.7,6.445161,52,7.14,60,7.48,75,7.96,90,8.62,110,9.22,120,9.91,135,10.49,150,9.13,180,8.1

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.27	5.59	5.88	5.87	5.85	5.66	5.08	4.25
8	6.22	6.47	6.66	6.75	6.77	6.64	6.22	5.32
10	6.7	6.88	7.06	7.21	7.31	7.18	6.86	6.26
12	6.87	7.11	7.45	7.5	7.88	7.76	7.36	6.88
14	6.96	7.24	7.71	7.92	8.28	8.39	7.91	7.34
16	7.01	7.31	7.85	8.29	8.6	8.99	8.53	7.85
20	7.14	7.48	7.96	8.62	9.22	9.91	10.49	9.13

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43°	3.44	139.9°	3.68
8	41.9°	4.14	149.1°	4.6
10	40.5°	4.64	151.9°	5.44
12	39.1°	4.85	161.4°	6.13
14	38.5°	4.94	180°	6.71
16	38.4°	4.98	180°	7.15
20	38.7°	5.03	180°	8.1

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