Individual Calculations April 2009
 Efentakis, Nikolaos  Total change: 37.95  Rating chartPersonal card
 Bikou Cup 1st Division Attica - Local Clubs GRE 2008-11-16
RcRownchangeKK*chgGame
 2012 1748 3.50 5 2.58 15 38.70 
  Sverkounos, Spyridon 1988 GRE0.5010.30154.50 
  Papargyriou, Anastasios 2076 GRE0.001-0.1315-1.95 
  Pappas, Stergios 1913 GRE1.0010.721510.80 
  Nikoleris, Stefanos 2075 GRE1.0010.871513.05 
  Vlahos, Ellisseos 2008 GRE1.0010.821512.30 

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 teams Ch. B div. stage 1 - Group 2 Attica GRE 2009-01-18
RcRownchangeKK*chgGame
 2043 1757 0.50 5 -0.33 15 -4.95 
  Michos, Thomas 2107 GRE0.001-0.1115-1.65 
  Sienczewski, Zbigniew 2107 POL0.001-0.1115-1.65 
  Konistis, Loukas 2044 GRE0.001-0.1615-2.40 
  Rousis, Mihail 2050 GRE0.001-0.1515-2.25 
  Kelaidis, Theoharis 1906 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)
 
 2009 Attica teams Ch. B div. stage 2 - Group 3 Attica GRE 2009-01-18
RcRownchangeKK*chgGame
 1979 1757 0.50 1 0.28 15 4.20 
  Tasoulas, Georgios 1979 GRE0.5010.28154.20 

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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