Individual Calculations July 2020
 Polko, Pavol  Total change: 3.60  Rating chartPersonal card
 5.liga C12 2019/20 Dohravka 5c12 kolo9, 4a21 kolo11, 4a22 kolo11 Various SVK 2020-06-20
RcRownchangeKK*chgGame
 1735 1605 0.50 1 0.18 20 3.60 
  Hoferek, Svatopluk 1735 SVK0.5010.18203.60 

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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