# FAQ

## 1. What are score of a clan and score of a player and how is it obtained?

Score of a clan is sum of scores of all its members. It should represent a 'power' of a clan in terms of number of top tier vehicles.
Score of a player is calculated as follows:

∑: denotes summation over all player's tanks.

S_{i}: is base score: 1000 for tier 10 heavys and mediums, 900 for tier 10 TDs and tier 8 artys. 0 for all other vehicles.

W_{i}: winrate percentage on current tank.

B_{i}: battles played on current tank.

WN7: player's WN7 rating.

## 2. What is rating color scheme based on?

Bottom 10% of players. 10% - 45% 45% - 80% 80% - 95% 95% - 99% Top percentage (1%).

## 3. What is an efficiency and WN7 rating of a player?

Efficiency rating is popular rating formula obtained same as here. WN7 is another popular rating system. You can find out more here.

## 4. Other questions?

If you have any other questions mail me at andrej.hoos@gmail.com or post in this topic.