Dataset {
    Float64 /longitude_time[84];
    Float32 /depth[52];
    Float64 /depth_time[52];
    Float64 /time_fix[49];
    String /trajectory_id[15];
    Float32 /trajectoryNameLen[15];
    Float64 /latitude_fix[49];
    Float64 /longitude[84];
    Float64 /latitude[71];
    Float64 /latitude_fix_time[49];
    Float64 /longitude_fix[49];
    Float64 /longitude_fix_time[49];
    Float64 /latitude_time[71];
    Float64 /time_fix_time[49];
} cell-Normal.nc4;