Individual Calculations September 2020
 Kotkowska, Antonina  Total change: -28.40  Rating chartPersonal card
 Slaski Festiwal Szachowy - Szachy lacza pokolenia - Grupa C Ustron POL 2020-08-15
RcRownchangeKK*chgGame
 1340 1026 0.00 5 -0.71 40 -28.40 
  Tomczyk, Piotr 1426  * POL0.001-0.0840-3.20 
  Bury, Maciej 1289 POL0.001-0.1840-7.20 
  Burawa, Adolf 1262 POL0.001-0.2040-8.00 
  Blasiak, Miroslaw 1426  * POL0.001-0.0840-3.20 
  Kotas, Marian 1296 CZE0.001-0.1740-6.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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