FIRST CLASS 7 (BENETEAU)

FIRST CLASS 7 (BENETEAU) photo FIRST CLASS 7 (BENETEAU) drawing

Sailboat Specifications


Hull Type:
Swing Keel
Rigging Type:
Fractional Sloop
LOA:
21.50 ft / 6.55 m
LWL:
20.00 ft / 6.10 m
Beam:
8.00 ft / 2.44 m
S.A. (reported):
216.00 ft2 / 20.07 m2
Draft (max):
4.90 ft / 1.49 m
Draft (min):
2.08 ft / 0.63 m
Displacement:
1,975 lb / 896 kg
Ballast:
740 lb / 336 kg
S.A./Disp.:
22.01
Bal./Disp.:
37.47
Disp./Len.:
110.21
Construction:
FG
Ballast Type:
First Built:
1983
Last Built:
1985
# Built:
120
Builder:
Beneteau (FRA)
Designer:
Jean-Marie Finot / Jacques Fauroux
Website:

Sailboat Calculations

S.A./Disp.:
22.01
Bal./Disp.:
37.47
Disp./Len.:
110.21
Comfort Ratio:
9.35
Capsize Screening Formula:
2.55

Rig and Sail Particulars

I:
27.23 ft / 8.30 m
J:
8.53 ft / 2.60 m
P:
27.19 ft / 8.29 m
E:
9.84 ft / 3.00 m
SPL/TPS:
ISP:
S.A. Fore:
116.14 ft2 / 10.79 m2
S.A. Main:
133.77 ft2 / 12.43 m2
S.A. Total (100% Fore + Main Triangles)
249.91 ft2 / 23.22 m2
S.A./Disp. (calc.):
25.46
Est. Forestay Len.:
28.53 ft / 8.70 m

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