Rapid: Individual Calculations August 2023
 Boudheb, Ishak  Total change: -16.00  Rating chartPersonal card
 53th Algiers First Saturday Algiers ALG 2023-07-01
RcRownchangeKK*chgGame
 1198 1396 4.00 6 -0.40 40 -16.00 
  Khider, Amilia 1070 ALG1.0010.13405.20 
  Touahar, Khireddine 1146 ALG0.001-0.8140-32.40 
  Rebaine, Sarah 1068 ALG1.0010.13405.20 
  Touahar, Noufel 1141 ALG1.0010.19407.60 
  Sahraoui, Sophia 1315 ALG0.501-0.1140-4.40 
  Lamri, Tarek 1449 ALG0.5010.07402.80 

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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