Individual Calculations January 2012
 Gkikas, Ioannis  Total change: 1.50  Rating chartPersonal card
 Attica Youth Under 16 Team Championships 2011 Attica GRE 2011-09-25
RcRownchangeKK*chgGame
 1541 1233 0.50 1 0.36 30 10.80 
  Katopodis, Dimitrios 1541 GRE0.5010.363010.80 

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)
 
 Attica Team Cup "Spiros Bikos" 2011 - Group C' Attica GRE 2011-11-06
RcRownchangeKK*chgGame
 1245 1222 0.50 1 0.03 30 0.90 
  Koutsidi, Amalia 1245 GRE0.5010.03300.90 

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)
 
 ESSNA under 12 team championship 2011 Attica GRE 2011-11-06
RcRownchangeKK*chgGame
 1339 1222 0.00 1 -0.34 30 -10.20 
  Karagiannis, Georgios 1339 GRE0.001-0.3430-10.20 

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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