Individual Calculations May 2015
 Kopaczewski, Zbigniew  Total change: 8.20  Rating chartPersonal card
 XIV Mistrzostwa Polski Sluzb Mundurowych Pokrzywna POL 2015-04-15
RcRownchangeKK*chgGame
 1702 1549 2.00 5 0.41 20 8.20 
  Kielek, Andrzej 1941 POL0.001-0.0820-1.60 
  Orzechowski, Marcin 1745 POL0.5010.25205.00 
  Grzegorzak, Janusz 1218 POL1.0010.12202.40 
  Cyra, Dariusz 1802 POL0.001-0.1920-3.80 
  Merta, Robert 1804 POL0.5010.31206.20 

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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