Nub theory if you can tell possibly what do you think?

Scarlet

Ok...I went to my ultrasound today expecting to be 9 weeks and I’m 12 weeks 5 days instead I was like wth?! Obviously I ovulated earlier then I thought...can you take a guess at what you think the gender will be? Thank you in advance and my due date changed from oct 3rd 21 to sept 11th