Dollard IV — ORC Rating

GPH

614.2

OSN

597

LOA

11.71 m

Displacement

8056 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.7329

Medium

1.0038

High

1.1638

Triple Offshore

Low

0.952

Medium

1.244

High

1.3972

Boat Specifications

Dimensions

Length overall: 11.71 m
Beam: 3.79 m
Draft: 1.97 m
Displacement: 8056 kg
Crew weight: 792 kg
Wetted surface: 33.42 m²

Sails

Mainsail: 47.43 m²
Genoa: 43.54 m²
Spinnaker: 101.51 m²
Asymmetric spinnaker: 0 m²

Design

Type: DEHLER 39 JV
Builder: Dehler Yachtbau
Designer: Judel -Vrolijk
Year built: 1998

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.

6,43.5,4.756165,52,5.32,60,5.66,75,5.95,90,5.89,110,5.7,120,5.53,135,5,144.5,4.458827,150,4.2
8,41.9,5.589057,52,6.3,60,6.65,75,6.93,90,6.92,110,6.91,120,6.74,135,6.14,149.3,5.338126,150,5.3
10,41.7,6.335063,52,7.03,60,7.27,75,7.46,90,7.49,110,7.59,120,7.5,135,7.09,150,6.27,150.9,6.214434
12,40.8,6.710744,52,7.38,60,7.58,75,7.75,90,7.81,110,7.98,120,7.91,135,7.64,150,7.09,155,6.840943
14,39.9,6.830342,52,7.53,60,7.74,75,7.97,90,8.04,110,8.34,120,8.28,135,8,150,7.61,169.8,6.970159
16,39.5,6.881585,52,7.59,60,7.81,75,8.13,90,8.3,110,8.66,120,8.7,135,8.38,150,7.96,180,7.43
20,39.8,6.898495,52,7.63,60,7.87,75,8.29,90,8.74,110,9.06,120,9.45,135,9.28,150,8.71,180,8.13

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.32	5.66	5.95	5.89	5.7	5.53	5	4.2
8	6.3	6.65	6.93	6.92	6.91	6.74	6.14	5.3
10	7.03	7.27	7.46	7.49	7.59	7.5	7.09	6.27
12	7.38	7.58	7.75	7.81	7.98	7.91	7.64	7.09
14	7.53	7.74	7.97	8.04	8.34	8.28	8	7.61
16	7.59	7.81	8.13	8.3	8.66	8.7	8.38	7.96
20	7.63	7.87	8.29	8.74	9.06	9.45	9.28	8.71

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	43.5°	3.45	144.5°	3.63
8	41.9°	4.16	149.3°	4.59
10	41.7°	4.73	150.9°	5.43
12	40.8°	5.08	155°	6.2
14	39.9°	5.24	169.8°	6.86
16	39.5°	5.31	180°	7.43
20	39.8°	5.3	180°	8.13

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