Individual Calculations September 2010
 Kafetzis, Georgios  Total change: -3.90  Rating chartPersonal card
 28th Greek Individual Championships Open U16 - 2010 Kallithea Halkidiki GRE 2010-06-26
RcRownchangeKK*chgGame
 1901 1957 3.50 7 -0.51 15 -7.65 
  Bellos, Ioannis 1829 GRE0.001-0.6715-10.05 
  Tsironis, Alexandros 1735 GRE1.0010.22153.30 
  Galopoulos, Panagiotis f2095 GRE0.001-0.3115-4.65 
  Eleftherakis, Stavros 1894 GRE0.501-0.0915-1.35 
  Boutsioukis, Nikolaos 1964 GRE1.0010.51157.65 
  Karapiperis, Alexandros 1875 GRE0.501-0.1115-1.65 
  Vatkali, Dimitra 1913 GRE0.501-0.0615-0.90 

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)
 
 19th Open International Chess Tournament of Kavala B Group Kavala GRE 2010-07-31
RcRownchangeKK*chgGame
 1759 1958 5.50 7 0.25 15 3.75 
  Diatsintos, Ilias 1636 GRE1.0010.13151.95 
  Sidiropoulos, Leonidas 1712 GRE1.0010.19152.85 
  Ioannidis, Evgenios 1817 GRE0.001-0.6915-10.35 
  Vasiliadis, Theodoros 1724 GRE1.0010.21153.15 
  Papadopoulos, Hristos 1837 GRE1.0010.34155.10 
  Tsakiris, Haralambos 1834 GRE0.501-0.1715-2.55 
  Kosmidis, Ioannis 1753 GRE1.0010.24153.60 

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)
 

 

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