Dataset {
    Float32 /trajectoryNameLen[15];
    String /trajectory_id[15];
    Float64 /time_fix_time[11];
    Float64 /latitude_fix[11];
    Float64 /latitude_fix_time[11];
    Float64 /longitude_fix[11];
    Float64 /time_fix[11];
    Float64 /longitude_fix_time[11];
} cell-Normal.nc4;