FIRST 21.7 (BENETEAU)

FIRST 21.7 (BENETEAU)

Beta Marine

Beta Marine

Sailboat Specifications

Definitions
Hull Type: Lifting Keel
Rigging Type: Fractional Sloop
LOA: 6.40 m
LWL: 6.00 m
S.A. (reported): 25.18 m²
Beam: 2.48 m
Displacement: 1,245 kg
Max Draft: 1.80 m
Min Draft: 0.70 m
Construction: FG
Ballast Type: Iron
First Built: 2004
Builder: Beneteau
Designer: Groupe Finot

Sailboat Calculations

Definitions
S.A. / Displ.: 22.17
Disp: / Len: 160.78
Comfort Ratio: 12.94
Capsize Screening Formula: 2.33
S#: 3.55
Hull Speed: 5.94 kn
Pounds/Inch Immersion: 572.40 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Rig and Sail Particulars

HELP
I: 8.59 m
J: 2.40 m
P: 8.30 m
E: 2.85 m
EY: 10.40 m
S.A. Fore: 10.30 m²
S.A. Main: 11.83 m²
S.A. Total (100% Fore + Main Triangles): 22.13 m²
S.A./Displ. (calc.): 19.49
Est. Forestay Length: 8.92 m

Sailboat Links

Designers: Jean Marie Finot (Groupe Finot)
Builders: Beneteau
Download Boat Record:

Notes

The extremely successful FIRST 21 series includes FIRST 210, FIRST 210 Spirit, FIRST 211,
FIRST 21.7, FIRST 21.7S, all sharing the same basic hull design.