Individual Calculations April 2023
 Chmelar, Pavol  Total change: -2.20  Rating chartPersonal card
 4. liga C12 2022 23 R9 Liptov - Orava SVK 2023-03-12
RcRownchangeKK*chgGame
 1770 1849 0.50 1 -0.11 20 -2.20 
  Nahalka, Jan 1770 SVK0.501-0.1120-2.20 

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)
 

 

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