Individual Calculations December 2018
 Pietrac, Christian  Total change: -51.60  Rating chartPersonal card
 16e Rencontres Internationales du Cap d'Agde - Open de l'Avenir AGDE FRA 2018-10-27
RcRownchangeKK*chgGame
 1207 1256 2.00 8 -2.58 20 -51.60 
  Brochet, Thierry 1537 FRA0.001-0.1620-3.20 
  Devaux, Francois 1504 FRA0.001-0.1920-3.80 
  Touat, Kais 1117 FRA0.001-0.6920-13.80 
  Gonzalez, Cyril 1100 FRA0.001-0.7120-14.20 
  Berrad, Ines 1098 FRA1.0010.29205.80 
  Puydt, Diane 1064 FRA1.0010.25205.00 
  Joly, Charlotte 1144 FRA0.001-0.6520-13.00 
  Khachatryan, Youri 1090 FRA0.001-0.7220-14.40 

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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