hiː bɪkˌeɪm ɐn əbzˈɜːvɚɹ æt ðɪ ˌeɪˌoʊpˈiː ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd nˈaɪnti ˈeɪt, ænd ðə fˈɑːloʊɪŋ jˈɪɹ hiː kəlˈæbɚɹˌeɪɾᵻd wɪð dʒˈuːlɪəs ʃˈeɪnɚɹ ɪn ɐn ʌnsəksˈɛsfəl ɐtˈɛmpt tə mˈɛʒɚ ðə ɹˈeɪdɪˌoʊ ɪmˈɪʃən fɹʌmðə sˈʌn.
He became an observer at the AOP in 1898, and the following year he collaborated with Julius Scheiner in an unsuccessful attempt to  measure the radio emission from the Sun.