Rapid: Individual Calculations April 2018
 Zibouche, Brahim  Total change: -2.80  Rating chartPersonal card
 Open memorial Ould Othmane Brahim Tipaza ALG 2018-03-24
RcRownchangeKK*chgGame
 1605 1656 1.00 2 -0.14 20 -2.80 
  Ouhlima, Rachid 1643 ALG1.0010.48209.60 
  Saidani, Slimane 1566 ALG0.001-0.6220-12.40 

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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