Seidelmann 299

1979 — 1981
Designer
J. Robert Seidelmann
Builder
Seidelmann Yachts
Association
Seidelmann Owners Website
# Built
?
Hull Type
Fin w/spade rudder
Construction
FG

Dimensions

Length Overall
29 11 / 9.1 m
Waterline Length
24 0 / 7.3 m
Beam
10 11 / 3.4 m
Draft
5 4 / 1.7 m
Displacement
8,000 lbs / 3,629 kg
Ballast
3,600 lbs / 1,633 kg
drawing

Rig and Sails

Type
Masthead Sloop
Reported Sail Area
429 ft2 / 39.9 m2
Total Sail Area
429 ft2 / 39.9 m2
Mainsail
Sail Area
197.9 ft2 / 18.4 m2
P
33 0 / 10.1 m
E
12 0 / 3.7 m
Mast Height
?
Foresail
Sail Area
231 ft2 / 21.5 m2
I
38 5 / 11.7 m
J
12 0 / 3.7 m
Forestay Length
40 3 / 12.3 m

Auxilary Power

Make
Yanmar
Model
?
HP
?
Fuel Type
Diesel
Fuel Capacity
12 gal / 45 l

Accomodations

Water Capacity
30 gal / 114 l
Holding Tank Capacity
?
Headroom
?

Calculations

Hull Speed
6.56 knots
Sail Area/Displacement
17.16
good performance
Ballast/Displacement
45.0
stiffer, more powerful
Displacement/Length
258.35
moderate
Comfort Ratio
19.53
lightweight racing boat
Capsize Screening
2.2
better suited for coastal cruising

Notes

Shoal draft version
Draft: 4.18’
Disp.: 8800 lbs. Ballast: 2600 lbs.


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