Midnights’Promise — ORC Rating

GPH

635.4

OSN

614.3

LOA

10.944 m

Displacement

6247 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6364

Medium

0.8755

High

1.0087

Triple Offshore

Low

0.8189

Medium

1.0697

High

1.1958

Boat Specifications

Dimensions

Length overall: 10.944 m
Beam: 3.71 m
Draft: 2.07 m
Displacement: 6247 kg
Crew weight: 400 kg
Wetted surface: 28.73 m²

Sails

Mainsail: 37.67 m²
Genoa: 34.54 m²
Spinnaker: 92.17 m²
Asymmetric spinnaker: 0 m²

Design

Type: Sun Fast 37
Builder: Jeanneau
Designer: Jacques Faroux
Year built: 2001
Stability index: -1

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.

4,43.5,3.391352,52,3.84,60,4.07,75,4.23,90,4.09,110,4.04,120,3.89,135,3.43,145.6,2.92081,150,2.78
6,43.5,4.687235,52,5.17,60,5.43,75,5.61,90,5.51,110,5.53,120,5.35,135,4.8,145.6,4.229721,150,4.03
8,41.2,5.488993,52,6.11,60,6.35,75,6.51,90,6.51,110,6.63,120,6.46,135,5.93,150,5.16,150.3,5.146026
10,39.9,6.074311,52,6.72,60,6.9,75,7.03,90,7.12,110,7.25,120,7.15,135,6.81,150,6.13,152.1,6.019696
12,38.6,6.384989,52,7.05,60,7.21,75,7.34,90,7.42,110,7.63,120,7.58,135,7.34,150,6.89,158.8,6.532065
14,38,6.510063,52,7.2,60,7.38,75,7.57,90,7.63,110,7.95,120,7.95,135,7.74,150,7.37,165.5,6.899774
16,37.7,6.5721,52,7.27,60,7.46,75,7.73,90,7.86,110,8.21,120,8.3,135,8.12,150,7.75,172.2,7.216771
20,38,6.611585,52,7.32,60,7.53,75,7.89,90,8.21,110,8.53,120,8.91,135,8.9,150,8.49,177.2,7.869395
24,39,6.588209,52,7.3,60,7.54,75,7.97,90,8.41,110,8.8,120,9.3,135,9.92,150,9.34,176.8,8.553337

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
4	3.84	4.07	4.23	4.09	4.04	3.89	3.43	2.78
6	5.17	5.43	5.61	5.51	5.53	5.35	4.8	4.03
8	6.11	6.35	6.51	6.51	6.63	6.46	5.93	5.16
10	6.72	6.9	7.03	7.12	7.25	7.15	6.81	6.13
12	7.05	7.21	7.34	7.42	7.63	7.58	7.34	6.89
14	7.2	7.38	7.57	7.63	7.95	7.95	7.74	7.37
16	7.27	7.46	7.73	7.86	8.21	8.3	8.12	7.75
20	7.32	7.53	7.89	8.21	8.53	8.91	8.9	8.49
24	7.3	7.54	7.97	8.41	8.8	9.3	9.92	9.34

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
4	43.5°	2.46	145.6°	2.41
6	43.5°	3.4	145.6°	3.49
8	41.2°	4.13	150.3°	4.47
10	39.9°	4.66	152.1°	5.32
12	38.6°	4.99	158.8°	6.09
14	38°	5.13	165.5°	6.68
16	37.7°	5.2	172.2°	7.15
20	38°	5.21	177.2°	7.86
24	39°	5.12	176.8°	8.54

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