Individual Calculations May 2010
 Kokkalis, Haralambos  Total change: -80.00  Rating chartPersonal card
 OREOKASTRO YOUNG CHESS WEEKEND-2010 Thessaloniki GRE 2010-02-26
RcRownchangeKK*chgGame
 1757 1680 0.00 2 -0.85 25 -21.25 
  Trifonova, Sandra 2010 BUL0.001-0.1225-3.00 
  Lazarov, Vasil 1503 BUL0.001-0.7325-18.25 

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)
 
 1st Oreokastro tournament 2010 Thessaloniki GRE 2010-03-05
RcRownchangeKK*chgGame
 1778 1680 0.50 4 -0.98 25 -24.50 
  Papakonstantinou, Dimitrios 1889 GRE0.001-0.2325-5.75 
  Tompros, Andreas-Hristos 1821 GRE0.001-0.3125-7.75 
  Sahinidis, Evaggelos 1723 GRE0.5010.06251.50 
  Drakaki, Anna-Maria 1680 GRE0.001-0.5025-12.50 

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)
 
 6th Open Kalamaria Spring Tournament - 2nd Ioakimidia Thessaloniki GRE 2010-03-25
RcRownchangeKK*chgGame
 1851 1680 0.00 2 -0.66 25 -16.50 
  Lagopatis, Nikolaos 2080  * GRE0.001-0.0825-2.00 
  Lekatis, Ioannis 1621 GRE0.001-0.5825-14.50 
 * 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)
 
 European Individual School Championships 2010 - Open 11 Thessaloniki GRE 2010-04-05
RcRownchangeKK*chgGame
 1781 1680 1.50 6 -0.71 25 -17.75 
  Theodorou, Nikolas 1775 GRE0.5010.13253.25 
  Vatansever, Berk 1715 TUR0.001-0.4525-11.25 
  Litvinov, Maxim 1749 RUS1.0010.602515.00 
  Abelguzin, Dinar 1946 RUS0.001-0.1825-4.50 
  Mammadov, Gulam Ilham Oglu 1760 AZE0.001-0.3925-9.75 
  Levitan, Tal 1741 ISR0.001-0.4225-10.50 

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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