hi ashley this means you really need to be having unprotected sex on the 17th it take his sperm 3 days ton get in place then they can live for around 7 days while waiting for your egg its ok they know where to go some goes east and some west. your know if your pregnant if you get some spotting about 7 days later. hope this helps you. good luck ps not all women get spotting? have know idea why.
my ovulation calculator said i wil be ovulating april 20-24. which one of those days would i be most fertile?