Rishi: Traditional: Ṛgvedic seer(s) of the underlying ṛc; in VS usage transmitted under the Adhvaryu’s corpus (often left unspecified in Śukla-YV ritual recitation).
Devata: Indra (with his two Haris).
Chandas: Tr̥ṣṭubh/Jagatī-type cadence in the underlying Ṛgvedic source; VS recensional use as a yajus-formula.