Individual Calculations September 2010
 Ballas, Kleon-Evangelos  Total change: 10.50  Rating chartPersonal card
 28th Greek Individual Championships Open U16 - 2010 Kallithea Halkidiki GRE 2010-06-26
RcRownchangeKK*chgGame
 1842 1922 5.00 9 -0.44 15 -6.60 
  Tassis, Ioannis 1650 GRE1.0010.17152.55 
  Kolomvakis, Stelios 1759 GRE1.0010.28154.20 
  Karapiperis, Alexandros 1875 GRE0.001-0.5715-8.55 
  Vasiliadis, Anastasios 1873 GRE0.501-0.0715-1.05 
  Dimopoulos, Dimitrios 1919 GRE0.5010.00150.00 
  Megalios, Konstantinos 1877 GRE0.501-0.0615-0.90 
  Sourgkounis, Angelos 1886 GRE0.501-0.0515-0.75 
  Sandalakis, Nikolaos 1920 GRE1.0010.50157.50 
  Metaxas, Efstathios 1817 GRE0.001-0.6415-9.60 

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)
 
 19th Open International Chess Tournament of Kavala B Group Kavala GRE 2010-07-31
RcRownchangeKK*chgGame
 1741 1922 5.50 6 1.14 15 17.10 
  Efkarpidis, Stylianos 1616 GRE1.0010.14152.10 
  Papadopoulos, Hristos 1837 GRE1.0010.38155.70 
  Ballas, Athanasios-Panagiotis 1667 GRE1.0010.19152.85 
  Hatzihrisafis, Dimos 1686 GRE1.0010.20153.00 
  Atanasov, Margarit 1748 BUL0.501-0.2315-3.45 
  Panagoulias, Ilias 1893 GRE1.0010.46156.90 

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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