Individual Calculations October 2014
 Kubelova, Sona  Total change: -8.60  Rating chartPersonal card
 13th Memorial Kesarovski-Stanchev C tournament Sunny beach BUL 2014-09-06
 1833 1626 1.00 6 -0.43 20 -8.60 
  Hristov, Hristo Mitov 1944 BUL0.001-0.1320-2.60 
  Todorov, Angel 1836 BUL0.001-0.2320-4.60 
  Kartalov, Kiril 1788 BUL1.0010.712014.20 
  Ivanov, Igor 1798 RUS0.001-0.2720-5.40 
  Apostolov, Teodor 1775 BUL0.001-0.3020-6.00 
  Georgiev, Dimitar 1856 BUL0.001-0.2120-4.20 

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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