FLYING JENNY — ORC Rating

GPH

533.4

OSN

521.3

LOA

11.3 m

Displacement

3548 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7493

Medium

0.9981

High

1.1609

Triple Offshore

Low

0.9836

Medium

1.2635

High

1.4575

Boat Specifications

Dimensions

Length overall: 11.3 m
Beam: 3.65 m
Draft: 2.32 m
Displacement: 3548 kg
Crew weight: 670 kg
Wetted surface: 28.58 m²

Sails

Mainsail: 50.23 m²
Genoa: 35.01 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 144.88 m²

Design

Type: IC-37
Builder: Melges
Designer: Mills
Year built: 2017

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.

6,43.9,5.426402,52,6.05,60,6.44,75,7.03,90,7.28,110,7.1,120,6.74,135,5.78,142,5.304496,150,4.83
8,42.2,6.519938,52,7.27,60,7.56,75,7.84,90,8.17,110,8.08,120,7.86,135,7.36,143.5,6.630534,150,6.15
10,40.5,6.983112,52,7.76,60,8.04,75,8.36,90,8.79,110,9.03,120,8.77,135,8.19,148.2,7.436233,150,7.3
12,40.1,7.190281,52,7.93,60,8.28,75,8.93,90,9.25,110,10,120,9.79,135,9.11,150,8.13,151.5,7.98801
14,39.8,7.262944,52,8.02,60,8.43,75,9.21,90,9.85,110,10.66,120,10.95,135,10.31,148,9.044298,150,8.85
16,39,7.347397,52,8.14,60,8.53,75,9.39,90,10.28,110,11.29,120,11.93,135,11.62,145.2,10.424415,150,9.89
20,39.9,7.429952,52,8.3,60,8.86,75,9.79,90,10.77,110,12.28,120,13.4,135,13.79,141.2,13.98623,150,12.59

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	6.05	6.44	7.03	7.28	7.1	6.74	5.78	4.83
8	7.27	7.56	7.84	8.17	8.08	7.86	7.36	6.15
10	7.76	8.04	8.36	8.79	9.03	8.77	8.19	7.3
12	7.93	8.28	8.93	9.25	10	9.79	9.11	8.13
14	8.02	8.43	9.21	9.85	10.66	10.95	10.31	8.85
16	8.14	8.53	9.39	10.28	11.29	11.93	11.62	9.89
20	8.3	8.86	9.79	10.77	12.28	13.4	13.79	12.59

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.9°	3.91	142°	4.18
8	42.2°	4.83	143.5°	5.33
10	40.5°	5.31	148.2°	6.32
12	40.1°	5.5	151.5°	7.02
14	39.8°	5.58	148°	7.67
16	39°	5.71	145.2°	8.56
20	39.9°	5.7	141.2°	10.9

Loading polar chart…