Individual Calculations September 2020
 Duda, Leon  Total change: -43.60  Rating chartPersonal card
 Slaski Festiwal Szachowy - Szachy lacza pokolenia - Grupa C Ustron POL 2020-08-15
RcRownchangeKK*chgGame
 1302 1432 3.50 7 -1.09 40 -43.60 
  Celebias, Filip 1627 POL0.001-0.2540-10.00 
  Kozak, Jan 1170 POL1.0010.18407.20 
  Durzynski, Jan 1192 POL0.501-0.3040-12.00 
  Wieckowski, Michal 1568 POL0.001-0.3240-12.80 
  Lapczynski, Jacek 1231 POL0.501-0.2640-10.40 
  Romejko, Jagoda 1229 POL0.501-0.2640-10.40 
  Bajer, Tomasz 1095 POL1.0010.12404.80 

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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