def test_radianc2rayleighjeansTb(self):
"""Test conversion between spectral radiance and Rayleigh-Jeans Tb."""
f = np.linspace(100, 80e12, 100)
r = physics.rayleighjeans(f, 300)
tb = physics.radiance2rayleighjeansTb(f, r)
assert np.allclose(tb, 300)
def test_rayleighjeans(self):
"""Test calculation Rayleigh-Jeans black body radiation."""
x = physics.rayleighjeans(183e9, 273.15)
assert np.allclose(x, 2.810445098218606e-15)