Ovulate on cycle day 14. Had sex on cycle day 11 at night and sex cycle day 10. Are the chances of pregnancy high or low?

Pregnancy. Before day 9 of the cycle and after day 21 sex is safer. The closer you are to day 14 the higher the chances of pregnancy. The probabilities are low. Another interesting statistics is: 3 times of sex per week for 18 months, the probability of pregnancy (in the general population) is around 50%.