Individual Calculations August 2023
 Koch, Alain  Total change: -7.60  Rating chartPersonal card
 9e RIDEF - CHAMPIONNAT DE LA FRANCOPHONIE 2023, Classique Yamoussoukro CIV 2023-07-02
RcRownchangeKK*chgGame
 1860 1847 3.00 7 -0.38 20 -7.60 
  Damia, Angelo m2240 ITA0.001-0.0820-1.60 
  Randriatsiferana, Dimbiharentsoa 1447  * MAD1.0010.08201.60 
  Levacic, Damir m2140 MNC0.5010.35207.00 
  Amako, Marc Arnold 1720 CIV0.501-0.1720-3.40 
  Manan, Yoboue Hermann c2006 CIV0.001-0.2920-5.80 
  Le Corre, Stephane 1602 FRA1.0010.20204.00 
  Ameku, Philip Elikem 1868 GHA0.001-0.4720-9.40 
 * 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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