My battery is BEHIND the mast under the V-Berth
"A really "sneaky" (competitive) owner would weigh his boat 100% empty and without corrector weights"
Having only owned two hulls since 1981 and run a large fleet i clearly lack any understanding other than CHEATER thinking like yours has caused the boat measurement process to become a FUBAR mess.
You have people having to stick quarters under there mast and dig illegally placed lead out of there keels
to measure in legal at the worlds this year On BOATS THEY USED TO MAKE THE WORLDS