Individual Calculations June 2023
 Gara, Kirill  Total change: -18.80  Rating chartPersonal card
 Durham County Chess Congress - Open Darlington ENG 2023-05-12
RcRownchangeKK*chgGame
 2075 1869 0.00 2 -0.47 40 -18.80 
  Coathup, Roger H 2087 ENG0.001-0.2240-8.80 
  Dauber, Stephen W 2062 ENG0.001-0.2540-10.00 

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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