def METHOD_NAME():
    from ..gd1 import R as gd1_R, GD1Koposov10
    N = 128
    rnd = np.random.RandomState(42)
    gd1_gc_frame = GreatCircleICRSFrame.from_R(gd1_R)
    tmp_in = GD1Koposov10(
        phi1=rnd.uniform(0, 360, N) * u.deg, phi2=rnd.uniform(-90, 90, N) * u.deg
    )
    tmp_out = tmp_in.transform_to(gd1_gc_frame)
    assert u.allclose(tmp_in.phi1, tmp_out.phi1)
    assert u.allclose(tmp_in.phi2, tmp_out.phi2)