Koiak 9
Koiak 8 - Coptic Calendar - Koiak 10

The ninth day of the Coptic month of Koiak, the fourth month of the Coptic year. On a common year, this day corresponds to December 5, of the Julian Calendar, and December 18, of the Gregorian Calendar. This day falls in the Coptic season of Peret, the season of emergence. This day falls in the Nativity Fast. Commemorations

Saints 

 The departure of Saint Poemen the Confessor

References 

Days of the Coptic calendar