J/99 Detailed Review

If you are a boat enthusiast looking to get more information on specs, built, make, etc. of different boats, then here is a complete review of J/99. Built by J Boats and designed by Alan Johnstone, the boat was first built in 2019. It has a hull type of Fin w/bulb & spade rudder and LOA is 9.94. Its sail area/displacement ratio 22.15. Its auxiliary power tank, manufactured by Volvo, runs on Diesel.

J/99 has retained its value as a result of superior building, a solid reputation, and a devoted owner base. Read on to find out more about J/99 and decide if it is a fit for your boating needs.

Boat Information

Boat Specifications

LOA:9.94 m / 32.61 ft
Rigging Type:Fractional Sloop
Hull Type:Fin w/bulb & spade rudder
S.A. (reported):53.05 m2 / 571.03 ft2
Draft (max):1.99 m / 6.53 ft
Displacement:3817 kg / 8415.03 lbs
Ballast:1520 kg / 3351.02 lbs
Construction:Balsa/foam composite with vinylester resin
Ballast Type:Cast iron fin and integral lead wedge shoe
Designers:Alan Johnstone
LWL:8.72 m / 28.61 ft

Sail Boat Calculation

Comfort Ratio:17.52
Capsize Screening Formula:2.20

Rig And Sail Specs

I:13.22 m / 43.37 ft
ISP:12.74 m / 41.80 ft
E:4.36 m / 14.30 ft
ISP:14.4 m / 47.24 ft
S.A. Fore:25.3 m2 / 272.33 ft2

Auxillary Power Tank

Fuel:50 L / 13.21 gals


Water:100 L / 26.42 gals


Builders:J Boats
Designers:Alan Johnstone


Who designed the J/99?

J/99 was designed by Alan Johnstone.

Who builds J/99?

J/99 is built by J Boats.

When was J/99 first built?

J/99 was first built in 2019.

How long is J/99?

J/99 is 8.72 m in length.

What is mast height on J/99?

J/99 has a mast height of 12.74 m.

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