Individual Calculations December 2019
 Rosenbaum, Vit  Total change: -10.00  Rating chartPersonal card
 SSS - Krajska soutez A 2019/2020 r2-3 various CZE 2019-11-03
RcRownchangeKK*chgGame
 1948 2148 1.00 2 -0.50 20 -10.00 
  Erban, Jiri 1867 CZE0.501-0.3420-6.80 
  Vanecek, Jiri 2029 CZE0.501-0.1620-3.20 

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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