Individual Calculations September 2017
 Bidi, Abdeljalil  Total change: 0.00  Rating chartPersonal card
 2017 Semi final Algerian championship U12 Open Medea ALG 2017-07-28
RcRownchangeRpKK*chgGame
 1238 0 2.00 5 0.00 1166   0.00 
  Beghriche, Rami Tadjeddine 1261 ALG1.0010.00 0.00 
  Kacem, Abdelkader 1288 ALG0.0010.00 0.00 
  Lalam, Rayane 1318 ALG0.5010.00 0.00 
  Mahdi, Billel 1154 ALG0.5010.00 0.00 
  Ferrad, Amine 1167 ALG0.0010.00 0.00 

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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