APIDALOS NAFS: ORC Rating

GPH

585.6

OSN

568.9

LOA

12.1 m

Displacement

6279 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7806

Medium

1.06

High

1.2195

Triple Offshore

Low

1.0066

Medium

1.3009

High

1.4589

Boat Specifications

Dimensions

Length overall: 12.1 m
Beam: 3.78 m
Draft: 2.4 m
Displacement: 6279 kg
Crew weight: 750 kg
Wetted surface: 30.44 m²

Sails

Mainsail: 50.45 m²
Genoa: 36.79 m²
Spinnaker: 111 m²
Asymmetric spinnaker: 0 m²

Design

Type: IMX-40
Builder: X-YACHTS
Designer: N. JEPPESEN
Year built: 2000

Performance data

Polar CSV

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

6,42.5,5.004901,52,5.61,60,5.92,75,6.18,90,6.11,110,6.02,120,5.84,135,5.27,142.4,4.859334,150,4.45
8,40.9,5.927075,52,6.67,60,6.96,75,7.16,90,7.15,110,7.24,120,7.09,135,6.51,147.9,5.701659,150,5.58
10,39.9,6.621781,52,7.32,60,7.51,75,7.64,90,7.71,110,7.84,120,7.76,135,7.4,149.9,6.611559,150,6.6
12,38.3,6.855456,52,7.59,60,7.77,75,7.96,90,7.99,110,8.3,120,8.24,135,7.91,150,7.4,156.1,7.087746
14,38,6.9796,52,7.68,60,7.9,75,8.21,90,8.33,110,8.65,120,8.76,135,8.38,150,7.87,171.2,7.194693
16,37.8,7.011282,52,7.73,60,7.96,75,8.37,90,8.65,110,8.92,120,9.25,135,8.91,150,8.31,179.9,7.650012
20,37.2,7.118377,52,7.86,60,8.07,75,8.5,90,9.1,110,9.39,120,9.88,135,10.16,150,9.3,180,8.5

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.61	5.92	6.18	6.11	6.02	5.84	5.27	4.45
8	6.67	6.96	7.16	7.15	7.24	7.09	6.51	5.58
10	7.32	7.51	7.64	7.71	7.84	7.76	7.4	6.6
12	7.59	7.77	7.96	7.99	8.3	8.24	7.91	7.4
14	7.68	7.9	8.21	8.33	8.65	8.76	8.38	7.87
16	7.73	7.96	8.37	8.65	8.92	9.25	8.91	8.31
20	7.86	8.07	8.5	9.1	9.39	9.88	10.16	9.3

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42.5°	3.69	142.4°	3.85
8	40.9°	4.48	147.9°	4.83
10	39.9°	5.08	149.9°	5.72
12	38.3°	5.38	156.1°	6.48
14	38°	5.5	171.2°	7.11
16	37.8°	5.54	179.9°	7.65
20	37.2°	5.67	180°	8.5

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°	5.61	6.67	7.32	7.59	7.68	7.73	7.86
60°	5.92	6.96	7.51	7.77	7.90	7.96	8.07
75°	6.18	7.16	7.64	7.96	8.21	8.37	8.50
90°	6.11	7.15	7.71	7.99	8.33	8.65	9.10
110°	6.02	7.24	7.84	8.30	8.65	8.92	9.39
120°	5.84	7.09	7.76	8.24	8.76	9.25	9.88
135°	5.27	6.51	7.40	7.91	8.38	8.91	10.16
150°	4.45	5.58	6.60	7.40	7.87	8.31	9.30