Five sites were considered: Sites 1 and 2 were in the Sea of Tranquility (Mare Tranquillitatis); Site 3 was in the Central Bay (Sinus Medii); and Sites 4 and 5 were in the Ocean of Storms (Oceanus Procellarum).
fˈaɪv sˈaɪts wɜː kənsˈɪdɚd: sˈaɪts wˈʌn ænd tˈuː wɜːɹ ɪnðə sˈiː ʌv tɹæŋkwˈɪlᵻɾi mˈɛɹ tɹˌæŋkwɪlɪtˈɑːɾiz; sˈaɪt θɹˈiː wʌz ɪnðə sˈɛntɹəl bˈeɪ sˈaɪnəs mˈɛdɪˌaɪ; ænd sˈaɪts fˈoːɹ ænd fˈaɪv wɜːɹ ɪnðɪ ˈoʊʃən ʌv stˈoːɹmz ˈoʊʃənəs pɹˈoʊsəlˌɑːɹɹəm.