Stefano Di Frischia
--- a/tangostationcontrol/tangostationcontrol/beam/delays.py
+++ b/tangostationcontrol/tangostationcontrol/beam/delays.py
        frame_location = measure.position("ITRF", *[f"{x}m" for x in itrf])

        result = measure.do_frame(frame_location)
-        assert result == True
+        assert result == True , f"measure.do_frame failed for ITRF location {itrf}"
--- a/tangostationcontrol/tangostationcontrol/test/beam/test_delays.py
+++ b/tangostationcontrol/tangostationcontrol/test/beam/test_delays.py
        """

        reference_itrf = [3826577.066, 461022.948, 5064892.786]  # CS002LBA, in ITRF2005 epoch 2012.5
-        d = delay_calculator(reference_itrf)
+        d = Delays(reference_itrf)

        self.assertIsNotNone(d)

    def test_is_valid_direction(self):
-        d = delay_calculator([0, 0, 0])
+        d = Delays([0, 0, 0])