CALLE STRÖMER — ORC Rating

GPH

772.8

OSN

744.9

LOA

8.801 m

Displacement

3811 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5122

Medium

0.7153

High

0.8441

Triple Offshore

Low

0.661

Medium

0.8844

High

1.0066

Boat Specifications

Dimensions

Length overall: 8.801 m
Beam: 2.8 m
Draft: 1.58 m
Displacement: 3811 kg
Crew weight: 300 kg
Wetted surface: 19.77 m²

Sails

Mainsail: 17.02 m²
Genoa: 24.4 m²
Spinnaker: 61.96 m²
Asymmetric spinnaker: 0 m²

Design

Type: OHLSON 8:8
Builder: OHLSON
Designer: OHLSON
Year built: 1971

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.

6,45.1,3.655056,52,4,60,4.24,75,4.39,90,4.46,110,4.62,120,4.48,135,3.99,147.1,3.537315,150,3.43
8,43,4.334428,52,4.8,60,5.03,75,5.21,90,5.4,110,5.59,120,5.48,135,5.02,150,4.4,150.7,4.380386
10,41.8,4.829129,52,5.36,60,5.59,75,5.78,90,6.02,110,6.18,120,6.12,135,5.84,150,5.27,152.1,5.171054
12,41.2,5.209891,52,5.76,60,5.96,75,6.13,90,6.34,110,6.53,120,6.5,135,6.31,150,5.93,159,5.602088
14,40.6,5.465767,52,6.01,60,6.18,75,6.35,90,6.51,110,6.8,120,6.79,135,6.63,150,6.33,171.8,5.8296
16,40.3,5.598764,52,6.16,60,6.33,75,6.52,90,6.61,110,7.03,120,7.07,135,6.92,150,6.63,177.4,6.196379
20,40.6,5.650154,52,6.23,60,6.44,75,6.75,90,6.9,110,7.35,120,7.63,135,7.55,150,7.19,178.6,6.752016
24,42.2,5.602017,52,6.18,60,6.44,75,6.84,90,7.14,110,7.58,120,8,135,8.26,150,7.84,178.1,7.29401

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	4	4.24	4.39	4.46	4.62	4.48	3.99	3.43
8	4.8	5.03	5.21	5.4	5.59	5.48	5.02	4.4
10	5.36	5.59	5.78	6.02	6.18	6.12	5.84	5.27
12	5.76	5.96	6.13	6.34	6.53	6.5	6.31	5.93
14	6.01	6.18	6.35	6.51	6.8	6.79	6.63	6.33
16	6.16	6.33	6.52	6.61	7.03	7.07	6.92	6.63
20	6.23	6.44	6.75	6.9	7.35	7.63	7.55	7.19
24	6.18	6.44	6.84	7.14	7.58	8	8.26	7.84

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	45.1°	2.58	147.1°	2.97
8	43°	3.17	150.7°	3.82
10	41.8°	3.6	152.1°	4.57
12	41.2°	3.92	159°	5.23
14	40.6°	4.15	171.8°	5.77
16	40.3°	4.27	177.4°	6.19
20	40.6°	4.29	178.6°	6.75
24	42.2°	4.15	178.1°	7.29

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