Ok Ladies

So I got my 1st vaccine on the 26th July and was meant to get my periods 1 week later I didn't and my period is now 16 days late I got my 2nd dose on Tuesday 17th August .. last night and today I've had egg white discharge its like stopping now I had ❤ on the 20th and 21st which is today and last night had some mild cramping on the left side ... could this mean I ovulated later due to the vaccine ... really hoping this is my month ... Any Advice welcome ladies