Positive ovulation test this late?

Becky
Hi all 
I Just need some reassurance that this is a positive ovulation test ??? 
One line looks slightly lighter so I'm not 100% sure 
Also this is day 19 so I'm a little confused as I usually ovulate earlier than this 
My cycle is usually 29 or 30 days long 
This is my first month using the one step ovulation strips 
I usually use the digital ones 
Thank you