Individual Calculations March 2011
 Kokkota, Eleni  Total change: -45.50  Rating chartPersonal card
 2010 Attica Team Championship Under 16 Attica GRE 2010-09-12
RcRownchangeKK*chgGame
 1481 1545 1.00 2 -0.17 25 -4.25 
  Tsakalidis, Efstratios 1571 GRE1.0010.542513.50 
  Poulopoulou, Ekaterini 1391 GRE0.001-0.7125-17.75 

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 Individual Youth Ch. 2011 - Girls U12 Athens GRE 2010-12-23
RcRownchangeKK*chgGame
 1201 1495 0.50 1 -0.35 25 -8.75 
  Kokkota, Fotini 1201 GRE0.501-0.3525-8.75 

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)
 
 2011 Individual Championship of Greece - Girls Under 18 Peristeri - Athens GRE 2011-01-03
RcRownchangeKK*chgGame
 1697 1538 0.50 6 -1.30 25 -32.50 
  Papathanasiou, Ageliki 1848 GRE0.001-0.1425-3.50 
  Serefidou, Despina 1663 GRE0.001-0.3325-8.25 
  Skaraki, Antigoni 1792 GRE0.5010.31257.75 
  Mitrou, Vasiliki 1680 GRE0.001-0.3125-7.75 
  Asvestopoulou, Evdokia 1590 GRE0.001-0.4325-10.75 
  Salahidi, Reveka 1610 GRE0.001-0.4025-10.00 

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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