Individual Calculations March 2010
 Majdan, Joanna  Total change: -10.50  Rating chartPersonal card
 Mistrzostwa Polski Kobiet Warszawa POL 2010-01-09
 2356 2374 3.50 8 -0.70 15 -10.50 
  Kulon, Klaudia wf2202 POL1.0010.27154.05 
  Kulon, Klaudia wf2202 POL0.501-0.2315-3.45 
  Dworakowska, Joanna m2374 POL1.0010.50157.50 
  Dworakowska, Joanna m2374 POL0.5010.00150.00 
  Rajlich, Iweta mwg2455 POL0.001-0.3915-5.85 
  Rajlich, Iweta mwg2455 POL0.001-0.3915-5.85 
  Zawadzka, Jolanta wg2391 POL0.001-0.4815-7.20 
  Zawadzka, Jolanta wg2391 POL0.5010.02150.30 

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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