There is a festival from the Roman period temple of Soknopaiou Nesos (a temple of Sobek) which lists a 19 day festival to Aset called Festival of the Birth of Aset Neferset, (with the Beautiful Throne) the Great Goddess (in Greek this is Isis Nepherses). The dates for this festival are: 26 of 3 Shomu to 15 of 4 Shomu.
Aset Luminous was on the 2nd of 4 Shomu.
Have a a blessed time! Dua Aset!