Work out player rating average instantly with clear inputs, formula shown and shareable results.
The average is the arithmetic mean of the match ratings, and the consistency index penalises the standard deviation relative to the rating scale. Two players can average the same rating while one is reliably solid and the other alternates between brilliant and anonymous, which the spread reveals.
Average rating
average = sum of ratings / number of matches
Consistency index
index = 100 - standard deviation / scale maximum x 1000
average = sum of ratings / number of matches. The average is the arithmetic mean of the match ratings, and the consistency index penalises the standard deviation relative to the rating scale.
Two players can average the same rating while one is reliably solid and the other alternates between brilliant and anonymous, which the spread reveals.
Enter match ratings (comma separated), maximum on the rating scale. The defaults shown are a realistic worked example — swap in your own figures to get a result you can use.