Feast: In Transfiguratione D.N.J.C.
Office_part: an
Cantus ID: 200849
Status: POPULATED
Rectification of the source, following Sandhofe. Sandhofe's choice of differentia has been kept, appropriate for a last antiphon.
Switched from D to D-, the psalm is so long that using the longest differentia is just unbearable (as sung on Transf. 2023)