Hi so have been tracking this month today is cycle day 15 and i believe i had a positive opk today (photo below)we last bd last night but my opk was neg then. and unfortunately hub has had to go away for the next 4 days friends say,conception is most likely witihn the first 12 to 48 hours following a positive opk obviously no husband no,bd so,i guess chances are i wont be in the game this month?