Individual Calculations October 2012
 Grigoriadis, Mihail  Total change: 48.60  Rating chartPersonal card
 20th International Chess Tournament "Honour to National Resistance" - A Group Nikaia GRE 2012-08-26
RcRownchangeKK*chgGame
 2073 1865 5.50 9 3.18 15 47.70 
  Goumas, Georgios 2265  * GRE1.0010.921513.80 
  Papadimitriou, Loukas 2106 GRE0.001-0.2015-3.00 
  Kondopoulos, Dimitrios 2022 GRE0.001-0.2915-4.35 
  Lemonis, Kyriakos 1737 GRE1.0010.33154.95 
  Makris, Xenophon 2220 GRE1.0010.891513.35 
  Korlotsidis, Spiridon 2017 GRE1.0010.701510.50 
  Kourkoulos-Arditis, Stamatis 2109 GRE0.5010.30154.50 
  Sienczewski, Zbigniew 2202 POL0.5010.38155.70 
  Vazelakis, Dimitrios 1975 GRE0.5010.15152.25 
 * 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)
 
 4th "Papanastasio" open chess tournament - Group A Peristeri - Athens GRE 2012-09-03
RcRownchangeKK*chgGame
 1810 1865 4.00 7 0.06 15 0.90 
  Kafkalas, Nikolaos 1540 GRE1.0010.13151.95 
  Kokolias, Konstantinos 2207 GRE0.001-0.1215-1.80 
  Salahidi, Reveka 1624 GRE1.0010.20153.00 
  Sideris, Theodoros 2020 GRE0.001-0.2915-4.35 
  Karakatsanis, Nikolaos 1565 GRE1.0010.15152.25 
  Gkikas, Vasilios 1530 GRE1.0010.12151.80 
  Skalkotas, Nikolaos m2185 GRE0.001-0.1315-1.95 

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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