Dataset {
    Int32 time[time = 18500];
    Float64 wavelength[wavelength = 134];
    Grid {
      Array:
        Float32 backscatter_670_downwelling_0m_5m[time = 18500];
      Maps:
        Int32 time[time = 18500];
    } backscatter_670_downwelling_0m_5m;
} bb670_Kd_0_5_mean.nc;