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The Tridarka Raider
A Trimaran for Coastal Vagabonds
Hydrostatics
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Vaka At Design Load
650 lb. Total Displacement
Vaka Upright, 0 Righting Moment
(Picture at anchor in a protected lagoon.)
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Vaka
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Ama
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Total
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Displacement:
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650 lbs.
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0
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650 lbs.
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Wetted Surface*:
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33.4 sqft
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2 * 1.6 sqft
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36.8 sqft
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Draft:
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8.4"
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1.2"
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8.4"
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cP:
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.605
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LCB:
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.534 L
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Vaka At Design Load
650 lb. Total Displacement
Max Righting Moment, Vaka Lifting (18 degree heel)
(Are we having fun yet?)
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Vaka
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Ama
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Total
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Displacement:
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0
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650 lbs.
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650 lbs
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Wetted Surface*:
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0
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20.4 sqft
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20.4 sqft
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Draft:
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0"
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14.5"
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14.5"
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cP:
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.661
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LCB:
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.507 L
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Vaka At Max Load
1250 lb. Total Displacement
Vaka Upright, 0 Righting Moment
(At anchor in a protected lagoon with the family.)
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Vaka
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Ama
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Total
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Displacement:
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1100 lbs.
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2 * 75 lbs.
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1250 lbs
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Wetted Surface*:
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44.7 sqft
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2 * 9.8 sqft
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64.3 sqft
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Draft:
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11.7"
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5.5"
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11.7"
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cP:
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.634
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LCB:
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.534 L
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Vaka At Max Load
1250 lb. Total Displacement
Max Righting Moment, Ama Submerged (20 degree heel)
(A bit scary now - might want to reef this sucker?)
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Vaka
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Ama
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Total
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Displacement:
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237 lbs.
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1013 lbs.
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1250 lbs
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Wetted Surface*:
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19.8 sqft
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56.7 sqft **
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76.5 sqft
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Draft:
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5.1"
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22.1"
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22.1"
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cP:
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.661
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LCB:
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.452 L
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* Wetted surface of hulls only, excluding rudder and leeboard
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** Excluding submerged ama deck and akas
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Adventure Races
for Sailing Small Boats:
WaterTribe Everglades Challenge
WaterTribe Ultimate Florida Challenge
WaterTribe North Carolina Challenge
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