@Test
public void testVincentyFormula_Distance2() {

    double lat1 = 41.2572;
    double lon1 = -95.9656;
    double lat2 = 41.2482;
    double lon2 = -96.072;
    double expResult = 9.1893;
    double result = GreatCircleDistance.vincentyFormula(lat1, lon1, lat2, lon2) / 1000; // Adjustment to kilometres.
    assertEquals(expResult, result, 0.3);
}