Individual Calculations March 2023
 Gir, Patrik  Total change: 4.40  Rating chartPersonal card
 2. liga C 2022 23 R8-9 ZA - BB SVK 2023-02-11
RcRownchangeKK*chgGame
 1891 1800 1.00 2 0.22 20 4.40 
  Janik, Marek Tobias 2025 SVK1.0010.782015.60 
  Nahalka, Jan 1757 SVK0.001-0.5620-11.20 

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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