Chance of pregnancy from penis in vagina sex, ejaculated outside her. she was 7 days away from her period? 28days cycle?

Pregnancy haas been documented from unprotected sex on any day of a woman's cycle including menses. Any erect penis is secreting semen with sperm, not just during climax. It only takes one. There is less risk this way but not zero. I know of no study that provides exact risk figures from this encounter.

This is always risky . In this case chances are very low but not0