test_visibility_gather_scatter.py 文件源码

def setUp(self):

        self.lowcore = create_named_configuration('LOWBD2-CORE')

        self.times = numpy.linspace(-300.0, 300.0, 11) * numpy.pi / 43200.0

        self.frequency = numpy.linspace(1e8, 1.5e9, 7)

        self.channel_bandwidth = numpy.array(7 * [self.frequency[1] - self.frequency[0]])

        self.phasecentre = SkyCoord(ra=+15.0 * u.deg, dec=-35.0 * u.deg, frame='icrs', equinox='J2000')