hɪz mˈɛʒɚd pˈæɹəlˌæks ʌv zˈiəɹoʊ.θɹˈiːhˈʌndɹɪd fˈoːɹtiːn ˈɑːɹksɛkəndz fɔːɹ sˈɪksti wˈʌn sˈɪɡni ɡˈeɪv ɐ dˈɪstəns ʌv tˈɛn.θɹˈiː lˈaɪtjˈɪɹz, wˌɪtʃ ɪz nˈaɪn.sˈɪks pɚsˈɛnt ˈɔf tədˈeɪz mˈɛʒɚd dˈɪstəns ʌv ɪlˈɛvən.fˈoːɹ lˈaɪtjˈɪɹz.
His measured parallax of 0.314 arcseconds for 61 Cygni gave a distance of 10.3 light-years, which is 9.6% off today's measured distance of 11.4 light-years.