Individual Calculations August 2019
 Attaoui, Mohamed Riad  Total change: 85.60  Rating chartPersonal card
 Algerian Juniors Chess Championship 2019 Tiaret ALG 2019-06-26
RcRownchangeKK*chgGame
 1535 1372 5.00 9 2.14 40 85.60 
  Brahami, Lamine f1772  * ALG0.001-0.0840-3.20 
  Mahdi, Billel 1217 ALG1.0010.294011.60 
  Tahir, Abderrahmane 1611 ALG0.5010.304012.00 
  Azzouz, Mohamed Riad 1135 ALG1.0010.20408.00 
  Benrekia, Akram 1725 ALG0.001-0.1140-4.40 
  Benyahia, Ghilas 1433 ALG1.0010.584023.20 
  Kouloughli, Abdelkarim 1673 ALG1.0010.854034.00 
  Benrekia, Yacine 1684 ALG0.001-0.1440-5.60 
  Aissou, Lotfi 1567 ALG0.5010.254010.00 
 * 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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