Nah, your temps are only a little down, they are still MUCH higher than your coverline, I wouldn't worry about it, especially so early on in the TWW.
Did you stop enterning BD into your chart though? Don't see any around O date, hope you just forgot to
BTW your chart in the siggy isn't clicky, I found it through the name of the image in your ticker
2cb01c Ovulation Charts for anyone else who wants to take a look.