Individual Calculations July 2023
 Lanfant, Kevin  Total change: 10.40  Rating chartPersonal card
 Championnat interne La Dame Noire 2022 r12 MONTIGNY LE BRETONNEUX FRA 2023-06-02
RcRownchangeKK*chgGame
 1369 1212 1.00 1 0.71 20 14.20 
  Bouloc, Roger 1369 FRA1.0010.712014.20 

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)
 
 1er open d'Orsay (-2400) ORSAY FRA 2023-06-04
RcRownchangeKK*chgGame
 1420 1212 2.00 6 0.44 20 8.80 
  Maillart, Emmanuel 1664 FRA0.001-0.0620-1.20 
  Nguyen, Paul 1408 FRA1.0010.752015.00 
  Benkaci, Massin 1465 FRA0.5010.31206.20 
  Guerin, Sasha 1447 FRA0.001-0.2120-4.20 
  Dutheil, Raphael 1341 FRA0.001-0.3320-6.60 
  Kalman, David 1195 FRA0.501-0.0220-0.40 

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)
 
 4eme Tournoi d'ete de Sceaux (-2200) - Memorial Eugene Pommier SCEAUX FRA 2023-06-24
RcRownchangeKK*chgGame
 1449 1212 0.00 3 -0.63 20 -12.60 
  Boucheron, Mathieu 1404 FRA0.001-0.2520-5.00 
  Kuntz, Yves 1394 FRA0.001-0.2620-5.20 
  Verin, Lucien 1550 FRA0.001-0.1220-2.40 

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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