Individual Calculations February 2013
 Abelakiotis, Stavros  Total change: -10.80  Rating chartPersonal card
 2012 ESSNA Team championship under 12 - "Dimitris Siametis" Attica GRE 2012-11-04
RcRownchangeKK*chgGame
 1480 1334 0.00 1 -0.30 30 -9.00 
  Giavasopoulos, Thomas 1480 GRE0.001-0.3030-9.00 

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)
 
 2013 Individual Championship of ESSNA U18 Open Athens GRE 2012-12-21
RcRownchangeKK*chgGame
 1520 1356 2.00 5 0.45 30 13.50 
  Fakoudis, Ioannis 1756  * GRE0.001-0.0830-2.40 
  Androni, Dimitra 1582 GRE0.001-0.2130-6.30 
  Katopodis, Dimitrios 1596 GRE0.001-0.2030-6.00 
  Pramateftaki, Loukia 1331 GRE1.0010.473014.10 
  Kasioumis, Vasilios 1334 GRE1.0010.473014.10 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
NOTE: K factor changed
 2nd Christmas tournament of Nikaia - B' Group Athens - Nikaia GRE 2013-01-02
RcRownchangeKK*chgGame
 1222 1356 1.00 3 -1.02 15 -15.30 
  Pournara, Aikaterini 1257 GRE0.501-0.1415-2.10 
  Papakonstantinou, Georgios 1289 GRE0.001-0.5915-8.85 
  Stellaki, Alexandra 1121 GRE0.501-0.2915-4.35 

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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