Dataset {
    Float64 /longitude_time[54];
    Float32 /depth[48];
    Float64 /depth_time[48];
    Float64 /time_fix[33];
    String /trajectory_id[15];
    Float32 /trajectoryNameLen[15];
    Float64 /latitude_fix[33];
    Float64 /longitude[54];
    Float64 /latitude[46];
    Float64 /latitude_fix_time[33];
    Float64 /longitude_fix[33];
    Float64 /longitude_fix_time[33];
    Float64 /latitude_time[46];
    Float64 /time_fix_time[33];
} cell-Normal.nc4;