Individual Calculations January 2011
 Donchenko, Alexander  Total change: 9.75  Rating chartPersonal card
 World Youth Chess Championships 2010 - Open under 12 Porto Carras, Chalkidiki - Greece GRE 2010-10-20
RcRownchangeKK*chgGame
 1959 2204 8.00 11 -0.67 15 -10.05 
  Delekta, Filip 1804  * POL1.0010.08151.20 
  Beker, Ziv 1936 ISR0.501-0.3315-4.95 
  Ladopoulos, Dimitrios 1866 GRE0.501-0.3815-5.70 
  Hristov, Nikolay Valeriev 1913 BUL1.0010.15152.25 
  Todorov, Yavor 1976 BUL1.0010.21153.15 
  Troff, Kayden W 2216 USA0.001-0.4815-7.20 
  Barros, Cristhian 1945 ECU0.001-0.8215-12.30 
  Magee, Ronan 1859 IRL1.0010.11151.65 
  Arjun, Bharat c1925 IND1.0010.16152.40 
  Stremavicius, Titas 1943 LTU1.0010.18152.70 
  Sanal, Vahap c2170 TUR1.0010.45156.75 
 * 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)
 
 18.Bad Bertricher Schachtage Open Bad Bertrich GER 2010-12-03
RcRownchangeKK*chgGame
 2187 2207 5.00 7 1.32 15 19.80 
  Stabolewski, Andreas 2265 GER0.5010.08151.20 
  Wagner, Bernd 2250 GER1.0010.56158.40 
  Murariu, Nicky 2064 GER1.0010.31154.65 
  Dittmar, Peter f2328 GER0.5010.16152.40 
  Maurer, Fritz 2156 SUI0.501-0.0715-1.05 
  Raupach, Gregor 2036 GER1.0010.27154.05 
  Feller, Josy 2212 LUX0.5010.01150.15 

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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