Individual Calculations April 2020
 Lainey, Jean  Total change: -21.00  Rating chartPersonal card
 27e Open International de Selestat - Open C (-1500) SELESTAT FRA 2020-02-27
RcRownchangeKK*chgGame
 1125 1332 2.00 4 -1.05 20 -21.00 
  Noirot, Selene 1083 FRA0.001-0.8120-16.20 
  Metzler, Jean-Luc 1188 FRA0.001-0.6920-13.80 
  Woreth, Deborah 1072 FRA1.0010.18203.60 
  Thuet, Francis 1155 FRA1.0010.27205.40 

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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