Individual Calculations October 2008
 Efkarpidis, Stylianos  Total change: -1.05  Rating chartPersonal card
 12th Heraklio Open 2008 - Group A Heraklio, Athens GRE 2008-06-14
RcRownchangeKK*chgGame
 1841 1668 1.00 7 -0.98 15 -14.70 
  Nikomanis, Andreas 2018 GRE0.001-0.1115-1.65 
  Paouris, Nikolaos 1858 GRE0.001-0.2515-3.75 
  Fragkou, Eleni 1788 GRE1.0010.66159.90 
  Tsokopoulos, Dedalos 1896 GRE0.001-0.2115-3.15 
  Efthimiou, Georgios 1849 GRE0.001-0.2615-3.90 
  Stathopoulos, Ioannis 1692 GRE0.001-0.4715-7.05 
  Kourkoulos-Arditis, Stamatis 1784 GRE0.001-0.3415-5.10 

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)
 
 IKAROS CHESS FEST. 2008 - AEGEAN OPEN CHAMP. 2008 AG. KIRIKOS GRE 2008-07-12
RcRownchangeKK*chgGame
 1988 1661 2.00 5 1.35 15 20.25 
  Kakkanas, Evangelos 2011 GRE0.001-0.1115-1.65 
  Iatros, Aristidis 1896 GRE1.0010.791511.85 
  Stamatopoulos, Ioannis 2011 GRE0.001-0.1115-1.65 
  Frosinos, Ioannis 2011 GRE1.0010.891513.35 
  Vlahos, Elisseos 2011 GRE0.001-0.1115-1.65 

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)
 
 17th OPEN INTER.TOURN. KABALA 2008-GROUP B' KAVALA GRE 2008-07-31
RcRownchangeKK*chgGame
 2000 1661 0.00 2 -0.24 15 -3.60 
  Krueger, Tim 1989 GER0.001-0.1315-1.95 
  Voinas, Marios 2011 GRE0.001-0.1115-1.65 

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)
 
 16th Inter. Open Tournament "Honor to National Resistance" Nikaia - Athens GRE 2008-08-25
RcRownchangeKK*chgGame
 1906 1661 0.00 1 -0.20 15 -3.00 
  Simeonidis, Haralambos 1906 GRE0.001-0.2015-3.00 

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)
 

 

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