Individual Calculations August 2017
 Tomczyk, Ryszard  Total change: -39.00  Rating chartPersonal card
 MetLife Warsaw Najdorf Chess Festiwal Gr. C Warszawa POL 2017-07-09
RcRownchangeKK*chgGame
 1155 1339 2.50 6 -1.95 20 -39.00 
  Warchol, Kamil 1150 POL0.501-0.2520-5.00 
  Pudelko, Magdalena 1147 POL0.001-0.7520-15.00 
  Pastuszko, Katarzyna 1123 POL0.001-0.7820-15.60 
  Seemann, Pola 1139 POL1.0010.24204.80 
  Karhula, Adam 1164 FIN1.0010.27205.40 
  Siekanska, Zuzanna 1207 POL0.001-0.6820-13.60 

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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