public final static float spherical_distance_deg (float lat1, float lon1,
public static final float spherical_distance_deg (float lat1, float lon1,
  public final static float spherical_distance_deg (float lat1, float lon1,						    float lat2, float lon2) {    return spherical_distance(EarthConstants.degToRad(lat1),			      EarthConstants.degToRad(lon1),			      EarthConstants.degToRad(lat2),			      EarthConstants.degToRad(lon2));  }