Temp experts needed !!

Michelle • 33 year old from Australia , currently pregnant with baby #4 a boy..miss 7 mr 5 miss 1 and prince due 26/01/17
So according to pos opk and spike temp Iv ov either 8th or 9th I don't understand it all . Iv had 3 days including today's temp higher then cover line . So would that suggest Iv have indeed ov one of them days ? Chart added please give input xx