Individual Calculations May 2010
 Kolomvakis, Stelios  Total change: 9.90  Rating chartPersonal card
 Individual Championship of Heraklion 2010 B-G U16 Heraklion GRE 2010-01-16
RcRownchangeKK*chgGame
 1899 1752 0.50 1 0.20 15 3.00 
  Eleftherakis, Stavros 1899 GRE0.5010.20153.00 

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)
 
 Teams Championship of Crete - POA Kritis 2010 Ag.Pelagia - Gazi GRE 2010-03-25
RcRownchangeKK*chgGame
 1910 1749 1.00 3 0.10 15 1.50 
  Lemontzoglou, Ioannis 1771 GRE1.0010.53157.95 
  Dimitriadis, Theodoros 1936 GRE0.001-0.2615-3.90 
  Bras, Emanouel 2023 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)
 
 European Individual School Championships 2010 - Open 17 Thessaloniki GRE 2010-04-05
RcRownchangeKK*chgGame
 2021 1749 1.00 3 0.36 15 5.40 
  Javakhadze, Zurab 2149  * GEO0.001-0.0815-1.20 
  Juhasz, Kristof 2149  * HUN0.001-0.0815-1.20 
  Tsironis, Alexandros 1764 GRE1.0010.52157.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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