It's been scientifically proven that a 15-year old girl can get pregnant through a snowmobile suit just while walking past a guy having carnal thoughts about her. But women on the north side of 40 have a hard time even if they're the "unprotected" center of attraction for the entire month of January at the local "Pendulum" Club.
But in your case I think you're out of luck either way as you've professed elsewhere to having both the X and the Y chromosomes in your DNA.