What are my chances of being pregnant?

my husband and i are trying to conceive baby #2. been taking prenatal vitamins. last period was on june 4. dont know when i ovulate so been taking ovulation tests everyday at 3pm. had unprotected sex on june. 7 9 12 14 16 and i am ovulating today. but i took test at 3pm and had sex at aorund 10:30 cause my hubby came home late from work,so can i still get prego if i had sex that time or is my time up? and if i have sex tommorrow will i have a good chance of getting prego? also is the sex i had on june 16 good to get prego i mean like is the sperm still in my body? The sex tonight and tommorrow and everyother until i am suppose to get my period will i get prego? please let me know. really wanna be prego. also if u can talk to me please email me at roxy002914@yahoo.com thanks