PA bug input pointing

        return galsim.PositionD(xcen, ycen)

def transRaDec2D(ra, dec):

    x1 = np.cos(dec / 57.2957795) * np.cos(ra / 57.2957795);

    y1 = np.cos(dec / 57.2957795) * np.sin(ra / 57.2957795);

    z1 = np.sin(dec / 57.2957795);

    return np.array([x1, y1, z1])

def getobsPA(ra, dec):

    l1 = np.array([0,0,1])

    l2 = transRaDec2D(ra, dec)

    polar_ec = coord.SkyCoord(0*u.degree, 90*u.degree,frame='barycentrictrueecliptic')

    polar_eq = polar_ec.transform_to('icrs')

    # print(polar_eq.ra.value,polar_eq.dec.value)

    polar_d = transRaDec2D(polar_eq.ra.value, polar_eq.dec.value)

    l1l2cross = np.cross(l2,l1)

    pdl2cross = np.cross(l2,polar_d)

    angle = math.acos(np.dot(l1l2cross,pdl2cross)/(np.linalg.norm(l1l2cross)*np.linalg.norm(pdl2cross)))

    angle = (angle)/math.pi*180

    # if (ra>90 and ra< 270):

    #     angle=-angle

    return angle

# @jit()

        p_result[i,1] = dec

        p_result[i,2] = lon

        p_result[i,3] = lat

        p_result[i,4] = -113.4333

        p_result[i,4] = getobsPA(ra, dec) + 90

        i = i + 1

    return p_result