Individual Calculations July 2009
 Xanthopoulos, Vasilios  Total change: -28.75  Rating chartPersonal card
 Team Cup Attica Friendship 2009 "NIKOS STROFALIS" Attica GRE 2009-01-18
RcRownchangeKK*chgGame
 1904 1564 0.00 1 -0.12 25 -3.00 
  Maliaritis, Nikolaos 1904 GRE0.001-0.1225-3.00 

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)
 
 2009 Attica mixed Youth Teams Champ. Boys & Girls U16 Attica GRE 2009-03-22
RcRownchangeKK*chgGame
 1664 1564 0.00 1 -0.36 25 -9.00 
  Papadopoulos, Georgios 1664 GRE0.001-0.3625-9.00 

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)
 
 5th World School Chess Championship - Open U13 Thessaloniki GRE 2009-04-27
RcRownchangeKK*chgGame
 1730 1577 0.00 2 -0.67 25 -16.75 
  Babazade, Javidan 1927 AZE0.001-0.1125-2.75 
  Magklaras, Themistoklis-Panayio 1533 GRE0.001-0.5625-14.00 

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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