Individual Calculations January 2011
 Bellahcene, Bilel  Total change: -2.85  Rating chartPersonal card
 World Youth Chess Championships 2010 - Open under 12 Porto Carras, Chalkidiki - Greece GRE 2010-10-20
RcRownchangeKK*chgGame
 1955 2152 6.50 11 -1.65 15 -24.75 
  Sirosh, Ilja 1752  * EST1.0010.08151.20 
  Malhotra, Tarun 1908 ENG1.0010.20153.00 
  Beerdsen, Thomas 1991 NED1.0010.29154.35 
  Duda, Jan-Krzysztof f2247 POL0.001-0.3715-5.55 
  Badkoubi, Amirhossein 1939 IRI1.0010.23153.45 
  Petrosyan, Manuel 1990 ARM0.001-0.7115-10.65 
  Stremavicius, Titas 1943 LTU0.001-0.7715-11.55 
  Ladopoulos, Dimitrios 1866 GRE1.0010.16152.40 
  Mkrtchyan, Mikayel 1915 ARM1.0010.20153.00 
  Beker, Ziv 1936 ISR0.501-0.2815-4.20 
  Lorparizangeneh, Shahin f2021 IRI0.001-0.6815-10.20 
 * 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)
 
 Team - Nationale 3 - R2-4 FRANCE FRA 2010-11-16
RcRownchangeKK*chgGame
 2123 2140 2.00 3 0.44 15 6.60 
  Lenz, Matthias 2014 GER1.0010.33154.95 
  Hassler, Franck f2181 FRA1.0010.56158.40 
  Charmier, Gregory 2174 FRA0.001-0.4515-6.75 

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)
 
 Team - Top Jeunes - R1-7 FRANCE FRA 2010-11-20
RcRownchangeKK*chgGame
 1850 2140 6.00 6 1.02 15 15.30 
  Lutard, Florian 1740  * FRA1.0010.08151.20 
  Devoille, Hugo 1753 FRA1.0010.09151.35 
  Lam-Roques, Kalvin 1871 FRA1.0010.17152.55 
  Le Pen, Steven 1793 FRA1.0010.11151.65 
  Bellaiche, Elise 1896 FRA1.0010.20153.00 
  Kambrath, Yannick 2044 FRA1.0010.37155.55 
 * 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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