Individual Calculations May 2017
 Szczerbak, Stefan  Total change: -11.00  Rating chartPersonal card
 XVI Mistrzostwa Polski Sluzb Mundurowych Pokrzywna POL 2017-04-19
RcRownchangeKK*chgGame
 1607 1449 1.00 5 -0.55 20 -11.00 
  Szmacinski, Slawomir 1843 POL0.001-0.0820-1.60 
  Najdek, Stanislaw 1684 POL0.001-0.2120-4.20 
  Skolimowski, Andrzej 1699 POL0.001-0.1920-3.80 
  Tymrakiewicz, Jan 1705 POL0.001-0.1920-3.80 
  Legowik, Anna 1106 POL1.0010.12202.40 

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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