ovulation question

lisa

need some thoughts on this

had peak opk on novemeber 18th opk returned to negative on the 19th bd on 19th,20th and 21st

but according to all my apps i have four femometer, premom,fertility friend and glow i ovulated on the 24th due to bbt but didnt have a second surge opk was negative on the 24th

bbt chart below