PSAT grade level

What is the grade level of PSAT? I need to know about it so please either you give me the grade level or any website from where I can see the grade level of PSAT.

[Shaleen]

I am giving the guide line used for predicting success in the advanced placement program with PSAT and course grades. You can use it for your purpose.

I am sharing the pdf file containing the guide line for your sake. Feel free to download and use.

Here is the file