ðɪs ɪnvˈɑːlvd sˈɛpɚɹˌeɪɾɪŋ kəlˈʌmbiə fɹʌmðə spˈɛnt ˈɛsˌaɪvˌiːbˈiː stˈeɪdʒ, tˈɜːnɪŋ ɚɹˈaʊnd, ænd dˈɑːkɪŋ wɪð ˈiːɡəl stˈɪl ɐtˈætʃt tə ðə stˈeɪdʒ.
This involved separating Columbia from the spent S-IVB stage, turning around, and docking with Eagle still attached to the stage.