Individual Calculations May 2018
 Lacour, Serge  Total change: -4.60  Rating chartPersonal card
 10eme Open International de Lyon LYON FRA 2018-04-07
RcRownchangeKK*chgGame
 1988 2143 4.50 7 -0.23 20 -4.60 
  Pipit, Thierry 1743  * FRA1.0010.08201.60 
  Cousin, Emmanuel 1798 FRA1.0010.11202.20 
  Todorov, Ilian 1980 FID1.0010.28205.60 
  Marzolo, Cyril m2417 FRA0.001-0.1720-3.40 
  Menard, Baptiste 2204 FRA0.5010.08201.60 
  Herault, Theotime 1955 FRA0.001-0.7420-14.80 
  Liarsou, Patrick 1817 FRA1.0010.13202.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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