D3-23

D3-23 photo D3-23 drawing

Sailboat Specifications


Hull Type:
Fin w/spade rudder
Rigging Type:
Masthead Sloop
LOA:
23.00 ft / 7.01 m
LWL:
17.75 ft / 5.41 m
Beam:
8.00 ft / 2.44 m
S.A. (reported):
208.00 ft2 / 19.32 m2
Draft (max):
4.00 ft / 1.22 m
Displacement:
2,850 lb / 1,293 kg
Ballast:
1,400 lb / 635 kg
S.A./Disp.:
16.60
Bal./Disp.:
49.12
Disp./Len.:
227.51
Construction:
FG
Ballast Type:
Cast iron
First Built:
1972
Last Built:
1979
# Built:
13
Builder:
Design Three (CAN)
Designer:
C. John Thorpe

Sailboat Calculations

S.A./Disp.:
16.60
Bal./Disp.:
49.12
Disp./Len.:
227.51
Comfort Ratio:
14.28
Capsize Screening Formula:
2.26
S#:
2.34

Rig and Sail Particulars

I:
26.75 ft / 8.15 m
J:
8.75 ft / 2.67 m
P:
21.50 ft / 6.55 m
E:
8.25 ft / 2.51 m
S.A. Fore:
117.03 ft2 / 10.87 m2
S.A. Main:
88.69 ft2 / 8.24 m2
S.A. Total (100% Fore + Main Triangles)
205.72 ft2 / 19.11 m2
S.A./Disp. (calc.):
16.42
Est. Forestay Len.:
28.14 ft / 8.58 m

Notes

Designed for quarter ton racing, the D3-23 rates an estimated 18.0 under IOR MK III.
Sail area:
-Main: 94 ft² / 8.73 m²
-Jib: 108 ft² / 10.03 m²
-Genoa (150%): 193 ft² / 17.93 m²
Thanks to D3-23 owner Doug Bruce for sending information and docs. You can find out more about this boat at his website https://dougbruce11.wixsite.com/d3-23-sailboat

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