Pitru Paksha is a sixteen day period in which Hindus honor and give respect to their ancestors. The last day of Pitru Paksha is known as Sarvapitri Amavasya or Mahalaya Amavasya. Mahalaya amavasya is the most significant day of Pitru Paksha.
Maha Bharani : Sep 18th, Wednesday
Madhyashtami : Sep 21st Saturday
Mahalaya Amavasai : Sep 28th Saturday
Devotees can perform Tharpanam, Hiranya Shraarddam & Swayampaakam during this period everyday from 8:30 am to 1:00 pm.