Individual Calculations July 2020
 Pistik, Petr  Total change: -5.80  Rating chartPersonal card
 SSS - Krajsky prebor I 2019/2020 r10-11 various CZE 2020-06-13
RcRownchangeKK*chgGame
 1754 1983 0.50 1 -0.29 20 -5.80 
  Stepan, Vojtech 1754 CZE0.501-0.2920-5.80 

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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