@Test
public void testGetCenterUTC() {

    final ProductData.UTC centerTime1 = SolarFluxCorrectionFactorCalculator.getCenterUTC(time1, time2);
    // center time reverse order
    final ProductData.UTC centerTime2 = SolarFluxCorrectionFactorCalculator.getCenterUTC(time2, time1);
    assertEquals("04-JAN-2000 12:00:00.000000", time1.format());
    assertEquals("06-JAN-2000 12:00:00.000000", time2.format());
    assertEquals("05-JAN-2000 12:00:00.000000", centerTime1.format());
    assertEquals("05-JAN-2000 12:00:00.000000", centerTime2.format());
}