Individual Calculations July 2020
 Reznicek, Tomas  Total change: 4.40  Rating chartPersonal card
 Prebor Prahy 2020 - Preborova skupina Praha CZE 2020-01-13
RcRownchangeKK*chgGame
 2124 2230 1.50 2 0.22 20 4.40 
  Krivanek, Vladimir 2195 CZE1.0010.45209.00 
  Matejka, Petr 2052 CZE0.501-0.2320-4.60 

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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