cdm/src/main/java/ucar/unidata/geoloc/projection/sat/GEOSTransform.java
public static String scanGeomToSweepAngleAxis(String scanGeometry) {

    String sweepAngleAxis = "y";
    if (scanGeometry.equals(GOES)) {
      sweepAngleAxis = "x";
    }

    return sweepAngleAxis;
  }
public static String scanGeomToSweepAngleAxis(String scanGeometry) {

    String sweepAngleAxis = "y";
    if (scanGeometry.equals(GOES)) {
      sweepAngleAxis = "x";
    }

    return sweepAngleAxis;
  }
Find sweep_angle_axis associated with a scan geometry

@param scanGeometry scanning geometry (GOES or GEOS)
@return sweep_angle_axis (x or y)