Individual Calculations January 2010
 Sanders, Isaac  Total change: 121.60  Rating chartPersonal card
 24e open - Grand Prix du Touquet - A Le Touquet FRA 2009-10-24
RcRownchangeKK*chgGame
 2047 1792 4.50 9 2.74 25 68.50 
  Uhoda, Philippe 2128 BEL0.001-0.1225-3.00 
  Burg, Henk 1973 NED1.0010.742518.50 
  Hameau, Cyril 2038 FRA1.0010.812520.25 
  Giua, Frederic 2192  * FRA0.001-0.0825-2.00 
  Ladisic, Alex-Sacha 2067 FRA0.001-0.1725-4.25 
  Saatdjian, Stephane 1943 FRA0.001-0.3025-7.50 
  Dupont, Dany 1986 FRA1.0010.752518.75 
  Pytel, Bozena wm1955 FRA1.0010.722518.00 
  Dehesdin, Wilfried 2138 FRA0.5010.39259.75 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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
 Coulsdon Chrsitmas Challengers Coulsodn ENG 2009-12-14
RcRownchangeKK*chgGame
 1914 1777 6.50 9 3.54 15 53.10 
  O`Gorman, Brendan 1862 ENG1.0010.62159.30 
  Cohen, Ronnie 1910 ENG0.5010.18152.70 
  Kane, Frank 1877 ENG1.0010.64159.60 
  Rudd, Jack m2177  * ENG0.5010.42156.30 
  Clayton, Tristan 1729 ENG1.0010.43156.45 
  Campbell, Eoin 1910 SCO0.001-0.3215-4.80 
  Eilers, Arne 1958 ENG0.5010.24153.60 
  Birkin, Mark 1879 ENG1.0010.64159.60 
  Fields, Francis 1922 ENG1.0010.691510.35 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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