Neo-Pagan gods celebrations days?

Hello i am a new neo pagan and i want to know what are the days of the gods.I want to worship the gods on their days,like holy days, to do a ritual to that god and so on.I would like to know the days of the following gods: Zeus,Apollo,Isis,Anubis,Thoth,Gaia,Hera,… you for your time and please no negative comments,and christians please leave pagans alone!