When To Hit Your Chest during Prayers

Hit your chest near your heart with your fist at:
  • Chatanu... and ... fashanu... in slach lanu,
  • First line of Avinu malkeinu (except on Rosh Hashana),
  • Ve'al cheit and ve'al chataim in the al cheit for Yom Kippur, and
  • Ashamnu on
    • Rosh Hashana,
    • 10 Days of Repentance,
    • Fast days, and
    • Selichot.