Individual Calculations October 2012
 Bednarek, Sylwester  Total change: -8.55  Rating chartPersonal card
 Extraliga Seniorow - Round 4-6 Gorzow Wlkp. POL 2012-09-14
 2572 2323 0.00 3 -0.57 15 -8.55 
  Hera, Imre Jr. g2570 HUN0.001-0.1915-2.85 
  Bobras, Piotr g2553 POL0.001-0.2115-3.15 
  Swiercz, Dariusz g2594 POL0.001-0.1715-2.55 

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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