SNAPDRAGON 21

Sailboat Specifications

both US imperial metric

Hull Type:

Twin Keel

Rigging Type:

Masthead Sloop

LOA:

21.00 ft / 6.40 m

LWL:

18.00 ft / 5.49 m

Beam:

7.25 ft / 2.21 m

S.A. (reported):

188.00 ft² / 17.47 m²

Draft (max):

2.50 ft / 0.76 m

Displacement:

2,200 lb / 998 kg

Ballast:

950 lb / 431 kg

S.A./Disp.:

17.82

Bal./Disp.:

43.18

Disp./Len.:

168.41

Construction:

FG

First Built:

1970

Builder:

Thames Marine (UK)

Designer:

Thames Structural Plastics/Thames Marine

Sailboat Calculations

Definitions

S.A./Disp.:

17.82

Bal./Disp.:

43.18

Disp./Len.:

168.41

Comfort Ratio:

12.85

Capsize Screening Formula:

2.23

Sailboat Links

Builders:

Thames Marine (UK)

Associations:

Snapdragon, Mirage and Invaders Association

Download Boat Record:

PDF

Notes

A standard keel model was also available: Draft = 3.25'.
Later became COLVIC SAILER 21.

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