Amavasya
- Amavasya or Amavasi is the new moon or no moon day in Hindu lunar calendar.
- It is the fifteenth day that marks the end of the Krishna Paksh (waning phase) of the Moon.
- It marks the beginning of the new lunar month
- It is the first night of the first quarter of the lunar month.
- Amavasya falling on weekday Monday is known as Somvati Amavasya.
- Amavasya falling on weekday Saturday is known as Shani Amavasya.
- Shraddha rituals can be performed on all Amavasya days.
- Kalasarpa Dosh puja can be performed on Amavasya day.