What are the main rituals like Tarpan and Pind Daan performed during Pitru Paksha?

The main rituals during Pitru Paksha include:

• Tarpan: Offering water mixed with sesame seeds to ancestors while chanting specific mantras. This is believed to quench their thirst.
• Shraddha/Pind Daan: Offering Pindas (cooked rice balls mixed with ghee, sesame seeds, and barley) to ancestors. This is believed to nourish their souls.
• Feeding Brahmins: Offering meals to qualified priests is considered equivalent to feeding the ancestors directly.
• Charity (Daan): Donating food, clothes, and money in the name of ancestors.