EXPLORER 21 (HELSEN)

Sailboat Specifications


Hull Type:
Swing Keel
Rigging Type:
Masthead Sloop
LOA:
21.50 ft / 6.55 m
LWL:
17.33 ft / 5.28 m
S.A. (reported):
175.00 ft2 / 16.26 m2
Beam:
7.33 ft / 2.23 m
Draft (max):
4.00 ft / 1.22 m
Draft (min):
1.16 ft / 0.35 m
Displacement:
1,750 lb / 794 kg
Ballast:
200 lb / 91 kg
S.A./Disp.:
19.32
Bal./Disp.:
11.43
Disp./Len.:
150.10
Construction:
FG
Ballast Type:
First Built:
1977
Last Built:
# Built:
Builder:
Southcoast Boats (USA)
Designer:
Helsen
Website:

Sailboat Calculations

S.A./Disp.:
19.32
Bal./Disp.:
11.43
Disp./Len.:
150.10
Comfort Ratio:
10.24

Rig and Sail Particulars

I:
24.83 ft / 7.57 m
J:
7.04 ft / 2.15 m
P:
20.00 ft / 6.10 m
E:
8.75 ft / 2.67 m
SPL/TPS:
ISP:
S.A. Fore:
87.40 ft2 / 8.12 m2
S.A. Main:
87.50 ft2 / 8.13 m2
S.A. Total (100% Fore + Main Triangles)
174.90 ft2 / 16.25 m2
S.A./Disp. (calc.):
19.31
Est. Forestay Len.:
25.81 ft / 7.87 m

Sailboat Links

Related Sailboats:

Notes

Nearly the same as the INTERNATIONAL 21.



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