Individual Calculations November 2010
 Bobras, Piotr  Total change: -4.90  Rating chartPersonal card
 DMP - Extraliga Seniorow 2010 Katowice POL 2010-09-04
RcRownchangeKK*chgGame
 2406 2535 3.50 6 -0.49 10 -4.90 
  Barski, Radoslaw 2284 POL0.501-0.3110-3.10 
  Tazbir, Marcin m2523 POL0.501-0.0210-0.20 
  Chojnacki, Krzysztof m2431 POL0.501-0.1410-1.40 
  Kukula, Pawel 2267 POL1.0010.17101.70 
  Cyborowski, Lukasz g2531 POL0.501-0.0110-0.10 
  Rutkowski, Maciej m2402 POL0.501-0.1810-1.80 

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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