Individual Calculations April 2020
 Djerroud, Chahrazed  Total change: -28.00  Rating chartPersonal card
 Algerian Individual Women Chess Championship 2020 semi final Bejaia ALG 2020-02-27
RcRownchangeKK*chgGame
 1405 1524 2.50 5 -0.70 40 -28.00 
  Nassr, Manel wc1657 ALG0.5010.18407.20 
  Ramoul, Naila Nour 1254 ALG1.0010.17406.80 
  Bakouche, Narimene wc1539 ALG0.001-0.4840-19.20 
  Nassr, Ryma wc1215 ALG0.001-0.8640-34.40 
  Chadi, Lynda 1362 ALG1.0010.294011.60 

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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