It is estimated that a quarter of the people alive at the time saw—either live or delayed—the Christmas Eve transmission during the ninth orbit of the Moon.
ɪɾ ɪz ˈɛstᵻmˌeɪɾᵻd ðˌæɾə kwˈɔːɹɾɚɹ ʌvðə pˈiːpəl ɐlˈaɪv æt ðə tˈaɪm sˈɔː—ˈiːðɚ lˈaɪv ɔːɹ dᵻlˈeɪd—ðə kɹˈɪsməs ˈiːv tɹænsmˈɪʃən dˈʊɹɹɪŋ ðə nˈaɪnθ ˈɔːɹbɪt ʌvðə mˈuːn.