FIERAMOSCA: ORC Rating

GPH

580.3

OSN

564.7

LOA

12.1 m

Displacement

6309 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7181

Medium

0.9435

High

1.0564

Triple Offshore

Low

0.9193

Medium

1.1605

High

1.2796

Boat Specifications

Dimensions

Length overall: 12.1 m
Beam: 3.78 m
Draft: 2.35 m
Displacement: 6309 kg
Crew weight: 705 kg
Wetted surface: 30.24 m²

Sails

Mainsail: 47.7 m²
Genoa: 49.48 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 125.46 m²

Design

Type: IMX 40 mod.
Builder: X-Yachts
Designer: Jeppesen
Year built: 2000
Stability index: 120.3

Performance data

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into Offwind or compatible navigation software.

6,42.4,5.32192,52,5.92,60,6.2,75,6.37,90,6.23,110,6.05,120,5.89,135,5.29,143.3,4.826787,150,4.47
8,40.5,6.220362,52,6.91,60,7.11,75,7.24,90,7.17,110,7.23,120,7.1,135,6.56,147.3,5.822861,150,5.66
10,38.7,6.650177,52,7.38,60,7.56,75,7.7,90,7.69,110,7.86,120,7.79,135,7.43,148.7,6.752812,150,6.66
12,37.6,6.803068,52,7.57,60,7.77,75,7.99,90,8.04,110,8.29,120,8.29,135,7.98,149.8,7.393482,150,7.38
14,37.5,6.919994,52,7.68,60,7.88,75,8.18,90,8.34,110,8.62,120,8.76,135,8.49,150,7.81,150.5,7.766939
16,37.2,6.967723,52,7.74,60,7.96,75,8.3,90,8.59,110,8.86,120,9.19,135,9.01,150,8.16,173.6,7.285403
20,37.6,7.042879,52,7.79,60,8.03,75,8.45,90,8.9,110,9.31,120,9.87,135,10.29,150,8.92,175.7,8.082752

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.92	6.2	6.37	6.23	6.05	5.89	5.29	4.47
8	6.91	7.11	7.24	7.17	7.23	7.1	6.56	5.66
10	7.38	7.56	7.7	7.69	7.86	7.79	7.43	6.66
12	7.57	7.77	7.99	8.04	8.29	8.29	7.98	7.38
14	7.68	7.88	8.18	8.34	8.62	8.76	8.49	7.81
16	7.74	7.96	8.3	8.59	8.86	9.19	9.01	8.16
20	7.79	8.03	8.45	8.9	9.31	9.87	10.29	8.92

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.4°	3.93	143.3°	3.87
8	40.5°	4.73	147.3°	4.9
10	38.7°	5.19	148.7°	5.77
12	37.6°	5.39	149.8°	6.39
14	37.5°	5.49	150.5°	6.76
16	37.2°	5.55	173.6°	7.24
20	37.6°	5.58	175.7°	8.06

VPP POLAR · BOAT SPEED BY TWAKT

TRUE WIND ANGLE —

READ AT ANGLE

Hover or tap the chart, or use the slider, to read boat speeds.

True wind speed 6 kt8 kt10 kt12 kt14 kt16 kt20 kt

Data table

Boat speed by true wind angle and true wind speed
TWA	Boat speed in 6 kt (kt)	Boat speed in 8 kt (kt)	Boat speed in 10 kt (kt)	Boat speed in 12 kt (kt)	Boat speed in 14 kt (kt)	Boat speed in 16 kt (kt)	Boat speed in 20 kt (kt)
0°	0.00	0.00	0.00	0.00	0.00	0.00	0.00
52°	5.92	6.91	7.38	7.57	7.68	7.74	7.79
60°	6.20	7.11	7.56	7.77	7.88	7.96	8.03
75°	6.37	7.24	7.70	7.99	8.18	8.30	8.45
90°	6.23	7.17	7.69	8.04	8.34	8.59	8.90
110°	6.05	7.23	7.86	8.29	8.62	8.86	9.31
120°	5.89	7.10	7.79	8.29	8.76	9.19	9.87
135°	5.29	6.56	7.43	7.98	8.49	9.01	10.29
150°	4.47	5.66	6.66	7.38	7.81	8.16	8.92