Individual Calculations October 2018
 Dereka, Konstantina  Total change: 144.00  Rating chartPersonal card
 26th Honour to National Resistance tournament of Nikaia 2018 - B group Nikaia GRE 2018-08-25
RcRownchangeKK*chgGame
 1355 1325 5.50 8 1.84 40 73.60 
  Fardoulis, Ioannis 1088 GRE1.0010.20408.00 
  Tsoukalas, Konstantinos G. 1463 GRE1.0010.694027.60 
  Goridaris, Nikolaos 1442 GRE1.0010.664026.40 
  Mataragkas, Georgios 1486 GRE0.5010.21408.40 
  Spyrou, Antonios 1277 GRE0.001-0.5740-22.80 
  Charalampidis, Vasilios 1418 GRE0.5010.13405.20 
  Mogylnyak, Georgiy Yaroslav 1421 GRE0.5010.13405.20 
  Gkika, Marina 1245 GRE1.0010.394015.60 

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)
 
 3rd open under 2200 GS Farsalon 2018 - A group Farsala GRE 2018-09-14
RcRownchangeKK*chgGame
 1508 1325 3.50 6 1.76 40 70.40 
  Chatzipolitis, Georgios 1725  * GRE0.5010.424016.80 
  Kalogridis, Antonios 1708 GRE0.001-0.0940-3.60 
  Bizoula, Nefeli Georgia 1079 GRE1.0010.19407.60 
  Koukouvinos, Viktor 1515 GRE1.0010.754030.00 
  Tsarsitalidis, Christos 1508 GRE1.0010.744029.60 
  Koutsioumpas, Charalampos 1514 GRE0.001-0.2540-10.00 
 * 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)
 

 

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