Individual Calculations July 2011
 Alexiadis, Hristos  Total change: 89.60  Rating chartPersonal card
 3rd International open of Thessaloniki - Alexander the Great 2011 A GROUP Thessaloniki GRE 2011-04-25
RcRownchangeKK*chgGame
 1682 1494 2.00 8 -0.13 25 -3.25 
  Puroila, Sippo 1894  * FIN0.001-0.0825-2.00 
  Sigkounas, Alkis 1701 GRE0.001-0.2325-5.75 
  Stamidis, Daniil 1638 GRE0.5010.19254.75 
  Tetepoulidis, Ioannis 1590 GRE0.5010.13253.25 
  Amiridou, Dimitra 1678 GRE1.0010.742518.50 
  Ballas, Athanasios-Panagiotis 1701 GRE0.001-0.2325-5.75 
  Karabinas, Andreas 1695 GRE0.001-0.2425-6.00 
  Doudoulakakis, Ioannis 1561 GRE0.001-0.4125-10.25 
 * 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
 15th open tournament SO Egaleo Egaleo GRE 2011-05-07
RcRownchangeKK*chgGame
 1698 1507 4.50 7 2.67 15 40.05 
  Koutsogiannopoulou, Theodora 1840 GRE0.5010.38155.70 
  Katopodis, Ioannis 1525 GRE1.0010.53157.95 
  Sidiropoulos, Nikolaos 1809 GRE0.001-0.1515-2.25 
  Kalofonos, Panayotis 1714 GRE0.001-0.2315-3.45 
  Papathanasopoulos, Nikolaos 1698 GRE1.0010.751511.25 
  Diatsintos, Ilias 1657 GRE1.0010.701510.50 
  Drakopoulos, Polihronis 1645 GRE1.0010.691510.35 

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
 14th chess open of Heraklion Attikis 2011 - A' Group Heraklion Attikis GRE 2011-06-11
RcRownchangeKK*chgGame
 1795 1507 5.00 9 3.52 15 52.80 
  Lazaridis-Elmaloglou, Lazaros 1865 GRE0.001-0.1015-1.50 
  Sidiropoulos, Nikolaos 1809 GRE0.001-0.1515-2.25 
  Panagos, Theodoros 1647 GRE0.5010.19152.85 
  Xigis, Michail 1663 GRE1.0010.711510.65 
  Makris, Ioannis 1823 GRE1.0010.871513.05 
  Hatzigiannis, Trifon 1859 GRE0.5010.39155.85 
  Marianidis, Dimitrios 1814 GRE0.5010.36155.40 
  Zivas, Konstantinos 1862 GRE0.5010.39155.85 
  Ntalabiras, Spiros 1815 GRE1.0010.861512.90 

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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