For those who...

Left their husband and nnever got back, i left him cz my feelings changed i dont love him anymore i do appreciate him since its bee. Almost 6 years just the thought of getting back together makes me so sad i dont want that its only been like 5 days is it normal that i kinda miss him ? Again i dont wanna go back i just feel bad and gulty cuz i know i hurt him he wasnt expecting this and he do loves him how long will this guilt and kinda miss him feeling will last ?