Individual Calculations June 2018
 Mostaine Boucetta, Brahim  Total change: 0.60  Rating chartPersonal card
 Algerian Individual Chess Championship 2018 Semi final Oran ALG 2018-05-01
RcRownchangeKK*chgGame
 1833 1706 3.00 8 0.03 20 0.60 
  Dorbane, Khaled 2106  * ALG0.001-0.0820-1.60 
  Mesmoudi, Ahmed 1568 ALG1.0010.31206.20 
  Ouaret, Abdelouhab m2106  * ALG0.001-0.0820-1.60 
  Bendamardji, Mahrez 1414 ALG1.0010.15203.00 
  Saim, Bachir 1921 ALG1.0010.772015.40 
  Fellah, Mohamed Amine 2095 ALG0.001-0.0920-1.80 
  Bellebcir, Tarek 1898 ALG0.001-0.2520-5.00 
  Hadj Mohamed, Mohamed 1557 ALG0.001-0.7020-14.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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