Could any of this cause conception

I was suppose to ovulate 23-25th. On the 20th my so put his penis shaft between my buttcheeks, the head of his penis against my back and then also rubed head of penis on my uppercrack. He never ejaculate. After he did ejaculate via hj I wiped my hands on my cloths and rubbed myself through the front of my panties before touching my bare clit. Then on the 27th I was kneeling in front of my so and I was wearing undies ( just plain old nylon/cotton underware) and a shirt. He ejaculated it squirted everywhere. It landed on my face, arm, shirt, and a little may have landed on the front of my panties. I had creamy cm also on the 28th I noticed. I am due to start may 7th. could any of this cause conception?