cdm/src/main/java/ucar/nc2/ft/point/standard/CoordSysEvaluator.java
static private CoordinateSystem findBestCoordinateSystem(NetcdfDataset ds) {
        // find coordinate system with highest rank (largest number of axes)
    CoordinateSystem use = null;
    for (CoordinateSystem cs : ds.getCoordinateSystems()) {
      if (use == null) use = cs;
      else if (cs.getCoordinateAxes().size() > use.getCoordinateAxes().size())
        use = cs;
    }
    return use;
  }
static private CoordinateSystem findBestCoordinateSystem(NetcdfDataset ds) {
        // find coordinate system with highest rank (largest number of axes)
    CoordinateSystem use = null;
    for (CoordinateSystem cs : ds.getCoordinateSystems()) {
      if (use == null) use = cs;
      else if (cs.getCoordinateAxes().size() > use.getCoordinateAxes().size())
        use = cs;
    }
    return use;
  }
Find the CoordinateSystem with the most number of CoordinateAxes
@param ds search in this dataset
@return CoordinateSystem or null if none