Individual Calculations August 2023
 Hala, Viktor  Total change: -14.20  Rating chartPersonal card
 CZECH OPEN 2023 - E Pardubice CZE 2023-07-13
RcRownchangeKK*chgGame
 1913 1990 0.50 2 -0.71 20 -14.20 
  Hozda, Max 1985 CZE0.501-0.0120-0.20 
  Lhotsky, Zdenek 1840 CZE0.001-0.7020-14.00 

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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