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QB Rating Calculator

The form below shows in detail how to calculate a Quarterbacks Passer Rating, according to the official NFL method.
Enter the passing stats in the column on the left-side and press the 'Calculate Rating' button on the right-side to view the rating process, and the final, calculated, QB Rating.

Enter Passing details in the fields below
Passes Attempted
Passes Completed
Yards Gained
Touchdowns
Interceptions
( Completion % minus 30 ) * 0.05 = Actual = (rule 1)
( Yards / Attempt minus 3 ) * 0.25 = Actual = (rule 2)
  Touchdown % * 0.2 = Actual = (rule 3)
2.375 - ( Interception % * 0.25) = Actual = (rule 4)
( + + + ) / 6 = * 100 =
  QB Rating =

If the following ratings fall outside of their specific rules, the value is set to the point that it failed the rule.
rule 1 : Completions rating must be between 0 and 2.375.
rule 2 : Yards rating must be between 0 and 2.375.
rule 3 : Touchdown rating must be 2.375 or less.
rule 4 : Interception rating must be 0 or greater.