Individual Calculations October 2014
 Kefalas, Sotirios  Total change: 29.20  Rating chartPersonal card
 22nd International tournament of Nikaia "Honor to National Resistance" - B group Nikaia GRE 2014-08-26
RcRownchangeKK*chgGame
 1200 1100 3.00 7 0.42 40 16.80 
  Klabatseas, Hristos 1348 GRE0.001-0.1940-7.60 
  Tsavari, Hristina 1198 GRE0.001-0.3740-14.80 
  Stefanidis, Ioannis 1193 GRE1.0010.634025.20 
  Stamelos, Grigorios 1186 GRE0.001-0.3840-15.20 
  Neroutsos, Konstantinos 1044 GRE0.001-0.5840-23.20 
  Livanopoulou, Athina 1237 GRE1.0010.684027.20 
  Apergis, Iosif 1194 GRE1.0010.634025.20 

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)
 
 6th Papanastasio open 2014 - B' group Peristeri GRE 2014-09-04
RcRownchangeKK*chgGame
 1160 1100 1.00 1 0.58 40 23.20 
  Papargyris, Sokratis 1160 GRE1.0010.584023.20 

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)
 
 Spiros Bikos Memorial Open - SO Ilioupolis - AO Zinon Glyfadas Ilioupoli GRE 2014-09-13
RcRownchangeKK*chgGame
 1425 1100 0.00 2 -0.27 40 -10.80 
  Koerant, Filipos 1500  * GRE0.001-0.0840-3.20 
  Zaharatos, Andreas 1349 GRE0.001-0.1940-7.60 
 * 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)
 

 

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