load('SortedMessdata.mat','X', 'Y', 'Z', 'V', 'Bx', 'By', 'Bz');

x = X(find(any(V(:,:,:)) == 0));
y = Y(find(any(V(:,:,:)) == 0));
z = Z(find(any(V(:,:,:)) == 0));
% V(find(any(V(:,:,:)) == 0)) = [];