Christina is not a saint and has no official feast day.
There are several saints named Christina but the feast day of Saint Christina the Astonishing is on July 24.
St. Christina's feast day is July 24, please see the link below.
The memorial of Saint Christina of Markyate, also known as Theodora or Christina Theodora of Markyate, is on December 5.
Hercules is not a saint and has no feast day.
Feast of the Assumption of the Blessed Virgin Mary - this is a major feast day
The feast day of Saint Apollonia of Alexandria is on February 9.
The feast day of Saint Anastasia of Sirmium is on December 25.
His feast day is October 22.
Her feast day is October 6.
Atalanta is not a saint so has no feast day.
Her feast day is at the 8th of August.
Her feast day is November 13.