Individual Calculations October 2008
 Tsiahtsiras, Georgios  Total change: -13.95  Rating chartPersonal card
 26th Greek Indiv. Championship open U16 Kallithea - Halkidiki GRE 2008-06-28
RcRownchangeKK*chgGame
 1832 1748 0.50 3 -0.72 15 -10.80 
  Aggelis, Nikolaos 2098 GRE0.001-0.1115-1.65 
  Gouderis, Dimitrios 1864 GRE0.5010.16152.40 
  Neofitidis, Veniamin 1534 GRE0.001-0.7715-11.55 

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)
 
 36th Greek Team's Championship - A' Division Kallithea Halkidiki GRE 2008-07-06
RcRownchangeKK*chgGame
 1982 1770 1.50 6 0.06 15 0.90 
  Kirgeridis, Panagiotis 2052 GRE0.001-0.1615-2.40 
  Bizopoulos, Alexandros 2120 GRE0.001-0.1115-1.65 
  Fragiadakis, Dimitrios 1937 GRE0.001-0.2815-4.20 
  Athanasiou, Georgios 1884 GRE0.5010.16152.40 
  Papageorgiou, Dimitrios 1855 GRE1.0010.62159.30 
  Tsialas, Panayotis 2041 GRE0.001-0.1715-2.55 

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)
 
 5 Kalamaria Open Chess Tournament - B' GROUP Tessaloniki GRE 2008-08-27
RcRownchangeKK*chgGame
 1555 1770 0.50 1 -0.27 15 -4.05 
  Papathanasiou, Elisavet 1555 GRE0.501-0.2715-4.05 

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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