Individual Calculations December 2019
 Colvin, Andrew  Total change: -11.40  Rating chartPersonal card
 2019 Guelph Fall ProAm Pro Guelph CAN 2019-11-02
RcRownchangeKK*chgGame
 1895 1813 1.00 4 -0.57 20 -11.40 
  Gaisinsky, Adam c2040 CAN0.001-0.2120-4.20 
  Xu, Eddie 1814 CAN0.001-0.5020-10.00 
  Loadman, Ian 1905 CAN0.5010.13202.60 
  Brajkovic, Nikola 1821 CAN0.5010.01200.20 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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