Individual Calculations April 2018
 Ait Said, Lyes  Total change: 22.00  Rating chartPersonal card
 Team 2018 - Ile de France Part 2 CHA FRA 2018-01-08
RcRownchangeKK*chgGame
 1372 1354 1.50 2 0.55 40 22.00 
  Naude, Leo 1351 FRA0.5010.00400.00 
  Truitard, Jean-Francois 1393 FRA1.0010.554022.00 

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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