RATING CERTIFICATE

YACHT DESCRIPTION
Name of Yacht: OTAHA Photo 1 - Photo 2... Request date : 2026-03-20 Launch year :1956 Designer : Maurice Amiet Builder : de la Réserve	Declared dimensions : Lenght Over All (L_H) = 10.54 m Length on the Water Line (L_WL) = 9.00 m Max width (B_H) = 3.34 m Draft (TE) = 1.61 m Displacement factor (FD) = 8.385
Correction factor calculation Type of rig : bermudian sloop = 1 Hull: classic 2 C2 = -0.03 Kref = 0.179 C2a = -0 Performance group : Performance class 4 = -0.05 Vintage bonus (build): 1956 = 0.012 Vintage bonus (estimated): 1955 = 0.005 Cumulative vintage bonus: 0.017 Hull material : traditional wood = -0.03 Mast material : wood/aluminium/steel = 0 Boom material : wood/aluminium/steel = 0 Mast or boom total penality (D.2.1.3.6) : 0