Individual Calculations April 2017
 Sienczewski, Zbigniew  Total change: 14.20  Rating chartPersonal card
 13th Tr Siaperas Memorial Open 2017 Athens GRE 2017-01-14
RcRownchangeKK*chgGame
 1805 1947 3.00 5 -0.32 20 -6.40 
  Kourouklis, Efthymios-Nektarios 1547  * GRE1.0010.08201.60 
  Loupos, Vasilios 1838 GRE0.501-0.1520-3.00 
  Marianidis, Dimitrios 1793 GRE0.501-0.2120-4.20 
  Chantzopoulos, Theodoros 1663 GRE1.0010.16203.20 
  Grigoriadis, Mihail 2185 GRE0.001-0.2020-4.00 
 * 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)
 
 20th open SO Peristeriou Peristeri GRE 2017-01-17
RcRownchangeKK*chgGame
 1662 1947 6.00 7 0.27 20 5.40 
  Kastoris, Ioannis 1547  * GRE1.0010.08201.60 
  Ilaridis, Mihail 1547  * GRE1.0010.08201.60 
  Ntaifas, Ioannis 1749 GRE0.501-0.2620-5.20 
  Vazelakis, Dimitrios 1901 GRE0.501-0.0620-1.20 
  Kokondylis, Stylianos 1600 GRE1.0010.11202.20 
  Krassas, Nikolaos 1547  * GRE1.0010.08201.60 
  Savidis, Dimitrios 1743 GRE1.0010.24204.80 
 * 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)
 
 2017 Team Championship ESSN Attikis - A Local 2 Attica GRE 2017-01-17
RcRownchangeKK*chgGame
 1975 1947 4.00 7 0.76 20 15.20 
  Nikolaidis, Marios-Andreas 2009 GRE0.5010.09201.80 
  Eftimakis, Dimitros 2000 GRE0.5010.07201.40 
  Tzouvelekis, Ioannis 1955 GRE0.5010.01200.20 
  Stefanopoulos, Orestis f2127 GRE0.5010.24204.80 
  Roussos, Leandros 1962 GRE0.5010.02200.40 
  Tziallilas, Kostas 1950 GRE0.5010.00200.00 
  Siomos, Nikolaos 1824 GRE1.0010.33206.60 

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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