Individual Calculations July 2009
 Nikolaidou, Eleni  Total change: 21.45  Rating chartPersonal card
 1st Open below 1800 national rating SOP_SMAOK Pagrati - Athens GRE 2009-02-20
RcRownchangeKK*chgGame
 1816 1857 4.50 6 1.26 15 18.90 
  Marianidis, Dimitrios 1837 GRE0.501-0.0315-0.45 
  Arvanitakis, Panagiotis 1507 AUT1.0010.11151.65 
  Hatzigeorgiou, Mihail 1919 GRE1.0010.59158.85 
  Tsokopoulos, Dedalos 1927 GRE1.0010.60159.00 
  Nakas, Spyridon 1935 GRE0.001-0.3915-5.85 
  Maroulakos, Stavros 1768 GRE1.0010.38155.70 

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)
 
 94th Ambelokipi open Ambelokipi - Athens GRE 2009-03-07
RcRownchangeKK*chgGame
 2071 1857 1.00 4 0.07 15 1.05 
  Eftimakis, Dimitros 2134 GRE0.5010.33154.95 
  Koerant, Filipos 2095 GRE0.5010.30154.50 
  Ntaifas, Ioannis 2060 GRE0.001-0.2415-3.60 
  Tsangaris, Spyridon 1993 GRE0.001-0.3215-4.80 

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)
 
 WORLD AMATEUR CHAMPIONSHIP 2009 Thessaloniki GRE 2009-04-27
RcRownchangeKK*chgGame
 1846 1872 2.50 6 -0.61 15 -9.15 
  Glyptis, Georgios 1562 GRE1.0010.14152.10 
  Toma, Radu-Cristian 1979 ROU0.5010.15152.25 
  Benson, Oisin P 1973 IRL1.0010.64159.60 
  Serra Azul Neto, Francisco 1966 BRA0.001-0.3715-5.55 
  Masouros, Panagiotis 1958 GRE0.001-0.3815-5.70 
  Andrikopoulou, Efstathia 1640 GRE0.001-0.7915-11.85 

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)
 
 3o OPEN ASOPDIAS Petroupoli GRE 2009-05-02
RcRownchangeKK*chgGame
 1797 1872 2.50 3 0.71 15 10.65 
  Diatsintos, Ilias 1678 GRE0.501-0.2515-3.75 
  Fotiadis, Ioannis 1772 GRE1.0010.36155.40 
  Roussos, Leandros 1941 GRE1.0010.60159.00 

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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