Individual Calculations April 2009
 Houdeyer, Hendricks  Total change: 48.45  Rating chartPersonal card
 IDF1 - R4-5 IDF FRA 2009-01-18
RcRownchangeKK*chgGame
 1945 1849 1.00 1 0.63 25 15.75 
  Maufras, Jerome 1945 FRA1.0010.632515.75 

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)
 
NOTE: K factor changed
 Criteriums - R2-3 IDF FRA 2009-01-30
RcRownchangeKK*chgGame
 1877 1849 1.50 2 0.58 15 8.70 
  Argaud, Jean-Philippe 1892 FRA0.5010.06150.90 
  Chartier, Louis 1862 FRA1.0010.52157.80 

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)
 
NOTE: K factor changed
 Chpt Seine St-Denis Tremblay en France FRA 2009-02-14
RcRownchangeKK*chgGame
 1965 1849 3.00 4 1.60 15 24.00 
  Ek, Sothea 2023 FRA1.0010.731510.95 
  Smith, Matthieu 2058 FRA0.5010.27154.05 
  Clement, Alexandre 1728 FRA0.501-0.1615-2.40 
  Belic, Milija 2052 FRA1.0010.761511.40 

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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