def METHOD_NAME(ts):
    e = api.load('de421.bsp')
    jup = e['jupiter barycenter']
    astrometric = e['sun'].at(ts.utc(1980, 1, 1, 0, 0)).observe(jup)
    hlat, hlon, d = astrometric.ecliptic_latlon()
    compare(hlat.degrees, 1.013, 0.001)
    compare(hlon.degrees, 151.3229, 0.001)