Individual Calculations June 2021
 Darville, Matt  Total change: -22.80  Rating chartPersonal card
 CCF Internal Club Championship May 2021 London ENG 2021-05-17
RcRownchangeKK*chgGame
 1550 1821 0.50 2 -1.14 20 -22.80 
  Gliddon, Daniel J 1493 ENG0.501-0.3720-7.40 
  Smith, Mark 1607 ENG0.001-0.7720-15.40 

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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