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Mythos

ISR First 21.7

Sail number ISR/ISR217

GPH

793.1

OSN

768.5

LOA

6.4 m

Displacement

1197 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.5712

Medium

0.7793

High

0.9167

Triple Offshore

Low

0.7355

Medium

0.9625

High

1.0992

Boat Specifications

Dimensions

Length overall
6.4 m
Beam
2.43 m
Draft
2.11 m
Displacement
1197 kg
Crew weight
349 kg
Wetted surface
12.27 m²

Sails

Mainsail
13.67 m²
Genoa
10.36 m²
Spinnaker
0 m²
Asymmetric spinnaker
35.69 m²

Design

Type
First 21.7
Builder
Beneteau
Designer
Finot
Year built
1998

Velocity Prediction

Wind Speed52°60°75°90°110°120°135°150°
63.8144.244.564.664.494.073.5
84.584.795.175.455.495.3854.36
105.185.355.655.885.915.825.595.06
125.525.655.836.196.326.215.955.48
145.755.8766.366.756.646.345.77
165.856.026.256.497.17.096.746.04
205.876.086.56.817.497.977.646.71
Wind SpeedBeat AngleBeat VMGRun AngleRun VMG
641.9°2.53146.3°3.03
840.2°3.09146.6°3.78
1039.9°3.53147.1°4.38
1238.7°3.92150.5°4.75
1436.2°4.22176.2°5.29
1635.9°4.29177.9°5.65
2036.9°4.24177.5°6.2
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