typedef struct
      {
        float64         scanTime;
        float32         geolocation[49][2];
        PR_SCAN_STATUS  scanStatus;
        NAVIGATION      navigate;
        POWERS          power;
        int16           systemNoise_scale[49];
        float32         systemNoise[49];
        int8            sysNoiseWarnFlag[49];
        int8            minEchoFlag[49];
        int16           binStormHeight[49][2];
        int16           binEllipsoid[49];
        int16           binClutterFreeBottom[49][2];
        int16           binDIDHmean[49];
        int16           binDIDHtop[49][2];
        int16           binDIDHbottom[49][2];
        float32         scLocalZenith[49];
        float32         scRange[49];
        int16           osBinStart[29][2];
        int16           landOceanFlag[49];
        int16           surfWarnFlag[49];
        int16           binSurfPeak[49];
        int16           normalSample_scale[49][140];
        float32         normalSample[49][140];
        int16           osSurf_scale[29][5];
        float32         osSurf[29][5];
        int16           osRain_scale[11][28];
        float32         osRain[11][28];
      } L1B_21_SWATHDATA;