Individual Calculations July 2009
 Pruvost, Alain  Total change: 10.20  Rating chartPersonal card
 14eOpen d'Herlies Herlies FRA 2009-04-18
RcRownchangeKK*chgGame
 1710 1592 2.50 5 0.68 15 10.20 
  Renard, Stephane 1942 FRA0.5010.39155.85 
  Houssin, Vianney 1833 FRA0.001-0.2015-3.00 
  Dincq, Michel 1548 FRA1.0010.44156.60 
  Szurhaj, William 1667 FRA0.001-0.4015-6.00 
  Legrand, Jean-Pierre 1558 FRA1.0010.45156.75 

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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