Individual Calculations September 2010
 Ezratti, Andre  Total change: -54.00  Rating chartPersonal card
 Chpt de France - Open C Belfort FRA 2010-08-10
RcRownchangeKK*chgGame
 1603 1612 1.00 9 -3.60 15 -54.00 
  Boilleau, Olivier 1752 FRA0.001-0.3115-4.65 
  Vernier, Thierry 1754 FRA0.001-0.3115-4.65 
  Jullien, Patrick 1755 FRA0.001-0.3115-4.65 
  Gratien, Joel 1523 FRA0.001-0.6215-9.30 
  Beda, Salome 1419 FRA0.001-0.7515-11.25 
  Ilpide, Jean-Luc 1609 FRA1.0010.50157.50 
  Kneib, Bernard 1553 FRA0.001-0.5815-8.70 
  Imperiale, Michel 1541 FRA0.001-0.6015-9.00 
  Leriche, Ines 1525 FRA0.001-0.6215-9.30 

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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