Individual Calculations February 2018
 Iatrou, Konstantinos  Total change: -18.40  Rating chartPersonal card
 Christmas Open APO Kotinos 2017 ATHENS GRE 2017-12-23
RcRownchangeKK*chgGame
 1530 1492 4.00 7 0.78 20 15.60 
  Vazelakis, Dimitrios 1840 GRE0.001-0.1120-2.20 
  Efthimiou, Georgios 1711 GRE1.0010.782015.60 
  Nomikos, Giorgos 1620 GRE0.001-0.3320-6.60 
  Gomatos, Christos 1277 GRE1.0010.23204.60 
  Pagalis, Georgios 1370 GRE1.0010.33206.60 
  Foutouhos, Spyridon 1512 GRE0.001-0.4720-9.40 
  Kefallinos, Ioannis 1380 GRE1.0010.35207.00 

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)
 
 New Year's Open 2018 SO Ampelokipon - SO Thomas Georgiou ATHENS GRE 2018-01-01
RcRownchangeKK*chgGame
 1424 1495 3.00 8 -1.70 20 -34.00 
  Mavrikakis, Georgios 1895  * GRE0.001-0.0820-1.60 
  Stounos, Nikolaos 1233 GRE0.001-0.8220-16.40 
  Kouinelis, Thomas 1107 GRE1.0010.09201.80 
  Soukarie, Zorz 1242 GRE1.0010.19203.80 
  Chantzopoulos, Theodoros 1652 GRE0.001-0.2920-5.80 
  Della, Maria-Eleni 1269 GRE1.0010.21204.20 
  Girvalakis, Spyridon 1895  * GRE0.001-0.0820-1.60 
  Amaxopoulos, Christos 1095  * GRE0.001-0.9220-18.40 
 * 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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