Dataset {
    Float64 /longitude_time[91];
    Float32 /depth[82];
    Float64 /depth_time[82];
    Float64 /time_fix[19];
    String /trajectory_id[15];
    Float32 /trajectoryNameLen[15];
    Float64 /latitude_fix[19];
    Float64 /longitude[91];
    Float64 /latitude[91];
    Float64 /latitude_fix_time[19];
    Float64 /longitude_fix[19];
    Float32 /NavChart/height_above_sea_floor[105775];
    Float64 /NavChart/height_above_sea_floor_time[105775];
    Float64 /longitude_fix_time[19];
    Float64 /latitude_time[91];
    Float64 /time_fix_time[19];
    Int32 /DeadReckonUsingMultipleVelocitySources/velocity_source[105984];
    Float64 /DeadReckonUsingMultipleVelocitySources/velocity_source_time[105984];
} hotspot-Normal.nc4;