Individual Calculations July 2008
 Kieffer, Christian  Total change: -1.05  Rating chartPersonal card
 N2 - R8-9 Various FRA 2008-03-15
RcRownchangeKK*chgGame
 2202 2185 1.50 2 0.55 15 8.25 
  Eche, Sylvain 2186 FRA1.0010.50157.50 
  Regoli, Stephane 2218 FRA0.5010.05150.75 

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)
 
 N2 - R10-11 Various FRA 2008-04-05
RcRownchangeKK*chgGame
 2103 2149 0.50 2 -0.62 15 -9.30 
  Castaignet, Laurent 2161 FRA0.001-0.4815-7.20 
  Wilson, Alexandra wf2044 SUI0.501-0.1415-2.10 

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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