Individual Calculations April 2009
 Kostas, Panagiotis  Total change: -10.20  Rating chartPersonal card
 12 Indiv. Champ. Greece - Boys U18 Peristeri - Athens GRE 2009-01-02
RcRownchangeKK*chgGame
 1913 1916 3.00 8 -1.11 15 -16.65 
  Galopoulos, N 2215 GRE0.001-0.1515-2.25 
  Apostolou, Elias 1812 GRE0.001-0.6415-9.60 
  Koronas, Vasilios 1745 GRE1.0010.27154.05 
  Karaoulanis, Dimitrios 1886 GRE0.501-0.0415-0.60 
  Mavrikakis, Georgios 1734 GRE1.0010.26153.90 
  Asimakopoulos, Konstantinos 1870 GRE0.501-0.0615-0.90 
  Dounis, Alexandros 2158 GRE0.001-0.2015-3.00 
  Balokas, Dimitrios-Konstantin 1883 GRE0.001-0.5515-8.25 

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)
 
 2009 Attica teams Ch. B div. stage 1 - Group 1 Attica GRE 2009-01-18
RcRownchangeKK*chgGame
 1900 1916 0.00 1 -0.52 15 -7.80 
  Aznaouridis, Sokratis 1900 GRE0.001-0.5215-7.80 

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)
 
 2009 Attica teams Ch. B div. stage 2 - Group 1 Attica GRE 2009-01-18
RcRownchangeKK*chgGame
 1893 1916 2.00 2 0.95 15 14.25 
  Stamoulis, Ilias 1674 GRE1.0010.20153.00 
  Kosmas-Lekkas, Dimitiros 2112 GRE1.0010.751511.25 

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)
 

 

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