Can or could be pregnant?

Veronica • Im a photographer on my own time. I love animals. have two kids boy (5 yr) and girl (2 yr). happily married.

My period lasted 4 days, 28 cycle, Oct. started Saturday 10th-13th Tuesday finished.

Thursday my hubby came inside me. We have Sex about every other day but with out coming in. Could I still get pregnant? From that one intercourse ? Also I have lots of mucus after my periods for about a week not sure if that matters or not. Please help.