Rapid: Individual Calculations January 2019
 Kostelidis, Georgios  Total change: 13.80  Rating chartPersonal card
 28th youth rapid 3 stars 2018 Athens GRE 2018-12-17
RcRownchangeKK*chgGame
 1202 1056 2.00 4 0.69 20 13.80 
  Tsavdaras, Dimitrios 1268 GRE0.001-0.2320-4.60 
  Papageorgiou, Theodoros 1044 GRE1.0010.48209.60 
  Lafkidis, Apostolos 1093 GRE1.0010.552011.00 
  Hartofylakas, Spyros 1401 GRE0.001-0.1120-2.20 

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)
 

 

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