Individual Calculations April 2018
 Petracco, Gilles  Total change: -20.20  Rating chartPersonal card
 34e Open de Cappelle la Grande CAPPELLE LA GRANDE FRA 2018-03-03
RcRownchangeKK*chgGame
 1896 1948 4.00 9 -1.01 20 -20.20 
  Briet, Antoine f2213 FRA0.001-0.1820-3.60 
  Peeters, Simonne 1637 BEL1.0010.14202.80 
  Van Foreest, Nanne 1548  * NED1.0010.08201.60 
  Caloone, Thomas 2235 FRA0.001-0.1620-3.20 
  Wirth, Charles 1718 BEL0.501-0.2920-5.80 
  Abe, Yuta 1688 JPN1.0010.18203.60 
  Stevens, Christian 2092 FRA0.5010.19203.80 
  Vasova, Maria wf2193 DEN0.001-0.2020-4.00 
  Cottegnie, Francis 1740 BEL0.001-0.7720-15.40 
 * 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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