Offering Udayasthamana Pooja is one of the most popular offering to Swamy Ayyappa. There are 18 Poojas with Tantric Rituals conducted from sunrise to sunset. The Udayasthamana Pooja commences the previous day at 7 pm with Ganapathy Pooja followed by “ari alakkal” for Nivedyam by Donor under the guidance of the Priest. On the day of Udayasthamana Pooja, the Garbhagriha will open at 5 am for Nirmalya Darshanam, Usha Pooja followed by 18 Poojas, Homam, Navaka Pooja, Abhishekam, Namaskaram, Kalabham Charthal and Niramala. The second session start at 11 am for Nivedyam, Uccha Pooja and Deeparadhana. The third session will start at 6:30 pm with deeparadhana, Athazha Pooja and Neiappam Nivedyam and conclude with deeparadhana at 8:15 pm.