Individual Calculations January 2023
 Felekos, Georgios  Total change: -13.20  Rating chartPersonal card
 10th open PAO Chess Club 2022 Athens GRE 2022-11-11
RcRownchangeKK*chgGame
 1702 1470 1.00 3 -0.33 40 -13.20 
  Kalogeris, Ioannis f2412 GRE0.0010.00400.00 
  Tsampas, Charalampos 1405 GRE0.001-0.5940-23.60 
  Voulgaris, Georgios 1290 GRE1.0010.264010.40 

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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