Individual Calculations April 2009
 Chevallier, Alain  Total change: 8.50  Rating chartPersonal card
 IDF 1 - R3 IDF FRA 2008-12-21
RcRownchangeKK*chgGame
 1784 2001 1.00 1 0.22 25 5.50 
  Jacq, Philippe 1784 FRA1.0010.22255.50 

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)
 
 Coupe de France -T3 Various FRA 2009-01-11
RcRownchangeKK*chgGame
 1918 2009 1.00 1 0.38 25 9.50 
  Plantet, Marc 1918 FRA1.0010.38259.50 

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)
 
 IDF1 - R4-5 IDF FRA 2009-01-18
RcRownchangeKK*chgGame
 1804 2009 0.50 1 -0.26 25 -6.50 
  Gouyet, Geoffroy 1804 FRA0.501-0.2625-6.50 

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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