Opk question ???? Please help 😫

Ok I’ve been testing for the last three days and I finally got a smiley face . I know I should BD today but should I continue to the next three days or so ? & should I continue to test until I don’t get a smiley face anymore ? I BD Monday at 1 something in the morning and then on Tuesday at 4 in the morning 😫😂 weird times I know