Individual Calculations January 2018
 Obuchowicz, Jerzy  Total change: -28.80  Rating chartPersonal card
 36. Miedzynarodowy Memorial Ludwika Zamenhofa 2017 - grupa D Bialystok POL 2017-12-27
RcRownchangeKK*chgGame
 1168 1361 4.50 7 -0.72 40 -28.80 
  Wojtacha, Krzysztof 1123 POL0.001-0.8040-32.00 
  Rosolowski, Julian 1068 POL1.0010.15406.00 
  Burak, Vyacheslav 1217 BLR1.0010.314012.40 
  Zhebryk, Yauhen 1177 BLR0.501-0.2440-9.60 
  Borsuk, Aleksandra 1235 POL0.001-0.6740-26.80 
  Riabkou, Artsiom 1112 BLR1.0010.19407.60 
  Sharou, Filip 1246 BLR1.0010.344013.60 

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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