Vidhi & ritual sequence
Day 1 — Sankalp & Durga Sthapana
Kalash Sthapana, Ghat Pujan and Sankalp for the Navchandi anushthan.
Day 2 — Nine Aavartans of Durga Saptashati
Nine ritviks recite the Saptashati simultaneously with Chandi Havan preparation.
Day 3 — Chandi Havan & Purnahuti
Havan with prescribed aahutis, Kumari Pujan, Purnahuti and Bhandara.