Individual Calculations July 2009
 Marina-Martinez, Bruno  Total change: -8.75  Rating chartPersonal card
 N3 - R7 Various FRA 2009-03-15
RcRownchangeKK*chgGame
 2052 2024 0.50 1 0.04 25 1.00 
  Borni, Jean-Bernard 2052 FRA0.5010.04251.00 

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
 N3 - R8-9 Various FRA 2009-04-05
RcRownchangeKK*chgGame
 1956 2010 1.00 2 -0.14 15 -2.10 
  Hertzog, Walter 2022 FRA1.0010.52157.80 
  Chahbazian, Jean-Baptiste 1889 FRA0.001-0.6615-9.90 

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
 27e open international de la ville de Metz Metz FRA 2009-04-11
RcRownchangeKK*chgGame
 2116 2010 2.50 8 -0.51 15 -7.65 
  Abbasov, Farid g2360 AZE0.001-0.1115-1.65 
  Blanchard, Alain 1798 FRA1.0010.23153.45 
  Pucher, Sebastien 2278 FRA0.001-0.1715-2.55 
  Russo, Julien 2088 BEL0.5010.11151.65 
  Maruejols, Claude 2056 FRA1.0010.56158.40 
  Berend, Elvira wg2316 LUX0.001-0.1415-2.10 
  Ribeiro, Romain 2139 FRA0.001-0.3315-4.95 
  Saatdjian, Stephane 1892 FRA0.001-0.6615-9.90 

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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