Individual Calculations February 2017
 Firinciogullari, Gurdal  Total change: -13.60  Rating chartPersonal card
 2016-2017 Hatay Chess Championship Hatay TUR 2017-01-13
RcRownchangeKK*chgGame
 1412 1703 1.00 2 -0.68 20 -13.60 
  Erbas, Mehmet Deniz 1355 TUR1.0010.11202.20 
  Kilic, Gulseren 1469 TUR0.001-0.7920-15.80 

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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