Individual Calculations July 2020
 Zizka, Petr  Total change: -29.40  Rating chartPersonal card
 Prebor Prahy 2020 - Preborova skupina Praha CZE 2020-01-13
RcRownchangeKK*chgGame
 2033 2075 3.00 8 -1.47 20 -29.40 
  Pajdla, Pavel 2037 CZE1.0010.45209.00 
  Hurtak, Otto 2030 CZE0.001-0.5620-11.20 
  Nedoma, Marek 1968 CZE0.001-0.6520-13.00 
  Kabelka, Ondrej 2010 CZE0.001-0.5920-11.80 
  Trapl, Dalibor 2034 CZE0.001-0.5620-11.20 
  Melich, Jindrich 2046 CZE1.0010.46209.20 
  Rehak, Martin 2056 CZE0.501-0.0320-0.60 
  Kandrik, Antonin 2079 CZE0.5010.01200.20 

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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