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ESSE 850
Built by Proteus Yachts (IT)
• Designed by Umberto Felci
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General Information
Hull Type:
Lifting Keel
Rigging Type:
Fractional Sloop
First Built:
2004
Dimensions
Length Overall (LOA):
8.50 m
Length Waterline (LWL):
7.98 m
Beam:
2.20 m
Draft (Max):
2.00 m
Weight & Ballast
Displacement:
1,260 kg
Ballast:
700 kg
Sail Plan
Foresail Area:
15.67 m²
Mainsail Area:
19.18 m²
Sail Area:
34.85 m²
Sail Area (reported):
46.92 m²
I (Fore Triangle Height):
10.18 m
J (Fore Triangle Base):
3.08 m
P (Mainsail Hoist):
10.49 m
E (Boom Length):
3.66 m
ISP:
11.28 m
Est. Forestay Length:
10.63 m
Engine & Systems
Performance Ratios
Hull Speed:
6.86 knots
SA/Displacement (Calc):
30.45
SA/Displacement (Reported):
40.99
Ballast/Disp Ratio:
55.55%
Displacement/Length:
69.11
Comfort Ratio:
11.55
Capsize Screening:
2.06
S-Number:
7.15
Immersion:
121 kg/cm
Notes
The keel is retracted by 50 cm when on the trailer in order to reduce the overall towing height to 3.30 m.
Market Value
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