How far along am I?

Hey I find out I’m pregnant last Thursday. I took a digital on Friday and it showed 1-2 then 2-3 on Sunday. We weren’t trying to conceive because we have an 11 month old baby and I’m stressing trying to figure out my dates could someone help please. I’ll post my flo calendar x

Editing to add flo changes predicted period date when you don’t add a period