Individual Calculations January 2016
 Tzavaras, Spyridon  Total change: -6.40  Rating chartPersonal card
 PS Peristeriou open Oct 2015 Peristeri GRE 2015-10-31
RcRownchangeKK*chgGame
 1175 1247 4.50 6 0.93 40 37.20 
  Apergis, Vasileios 1022 GRE1.0010.22408.80 
  Bastianou, Stamatiki 1169 GRE1.0010.394015.60 
  Apergis, Iosif 1233 GRE1.0010.484019.20 
  Skiadopoulou, Afroditi-Lelouda 1192 GRE1.0010.424016.80 
  Sakkas, Konstantinos 1359 GRE0.5010.15406.00 
  Fragkos, Vasileios 1076 GRE0.001-0.7340-29.20 

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)
 
 8th youth U16 team championship of ESSNA 2015 Attica GRE 2015-11-08
RcRownchangeKK*chgGame
 1088 1247 1.00 2 -0.41 40 -16.40 
  Liamis, Pavlos 1032 GRE0.001-0.7740-30.80 
  Hartofylakas, Spyros 1143 GRE1.0010.364014.40 

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)
 
 2015 Attica youth U12 team championship - final 8 Athens GRE 2015-12-27
RcRownchangeKK*chgGame
 1130 1260 0.00 1 -0.68 40 -27.20 
  Kontos, Nikolaos 1130 GRE0.001-0.6840-27.20 

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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