Individual Calculations April 2023
 Petrek, Miroslav  Total change: 6.20  Rating chartPersonal card
 5. Liga A11 b R10-11 Bratislava SVK 2023-03-03
RcRownchangeKK*chgGame
 1349 1392 0.50 1 -0.06 20 -1.20 
  Belosovic, Pavol 1349 SVK0.501-0.0620-1.20 

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)
 
 3. liga A1 2022 2023 R9-10 Bratislava SVK 2023-03-05
RcRownchangeKK*chgGame
 1535 1392 1.00 2 0.37 20 7.40 
  Molnar, Sviatoslav 1603 SVK0.001-0.2320-4.60 
  Durik, Martin 1467 SVK1.0010.602012.00 

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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