Commemorations: Octave of the Assumption
After Terce, no added Orations after commemorating the Octave.
Credo: Yes (by reason of the Octave).
Preface: BVM (Et te in Assumptione)
Hymn Tone: BVM
Lauds: Commemoration of the Octave
Prime: Verse = "Qui natus es de Maria Virgine"
Vespers: Vespers are split; from the Chapter onward of the following day, Commemorations of St. John Eudes and the Octave