Individual Calculations January 2010
 Trost, Michel  Total change: -20.75  Rating chartPersonal card
 Criterium R1-2 IDF FRA 2009-11-15
RcRownchangeKK*chgGame
 1755 1771 0.50 1 -0.02 25 -0.50 
  Joussim, Philippe 1755 FRA0.501-0.0225-0.50 

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)
 
 Nationale 4 - R3 Various FRA 2009-11-22
RcRownchangeKK*chgGame
 1889 1771 0.00 1 -0.34 25 -8.50 
  Godon, Philippe 1889 FRA0.001-0.3425-8.50 

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)
 
 Nationale 4 - R4 Various FRA 2009-12-13
RcRownchangeKK*chgGame
 1792 1771 0.00 1 -0.47 25 -11.75 
  Marceau, Amaury 1792 FRA0.001-0.4725-11.75 

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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