Individual Calculations September 2011
 Ziemba, Artur  Total change: -3.00  Rating chartPersonal card
 XXII Ogolnopolski Kolonijno-Wypoczynkowy Turniej Szachowy - Grupa A Rudnik nad Sanem POL 2011-07-04
RcRownchangeKK*chgGame
 1737 1667 1.50 4 -0.20 15 -3.00 
  Bednarczyk, Damian 2017 POL0.001-0.1115-1.65 
  Ujma, Czeslaw 1547 POL1.0010.34155.10 
  Stepien, Teresa 1622 POL0.001-0.5615-8.40 
  Szczypkowski, Piotr 1763 POL0.5010.13151.95 

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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