Individual Calculations April 2020
 Boumrar, Ayrad  Total change: -8.00  Rating chartPersonal card
 FIDE 338 B -1600 du Club 608 des 29-2 au 1-3-2020 PARIS FRA 2020-02-29
RcRownchangeKK*chgGame
 1246 1494 3.00 4 -0.20 40 -8.00 
  Ngomane, Max 1233 FRA0.501-0.3240-12.80 
  McDonald, Margaret 1251 FRA1.0010.20408.00 
  Qian, Theodore 1345 FRA0.501-0.2040-8.00 
  Maged, Gabriel 1155 FRA1.0010.12404.80 

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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