Is this X Graph ok?

https://preview.redd.it/4b2ylm4tn8he1.png?width=830&format=png&auto=webp&s=bf8fe8a8565b86982b82dfeb1566c9e3b029bfa5

I have tried my best to clean the grease off the X rails, I have also tried my best to tighten my belts to the right hz range as well. I am not sure if this is a good graph or a bad graph