Individual Calculations July 2023
 Stefanov, Krasen  Total change: -8.00  Rating chartPersonal card
 Ropotamo cup U1800 Primorsko BUL 2023-06-09
RcRownchangeKK*chgGame
 1324 1619 4.50 6 -0.40 20 -8.00 
  Russieva, Svitlana 1219  * UKR1.0010.08201.60 
  Ioannidis, Konstantinos I 1216 GRE0.001-0.9220-18.40 
  Kazakov, Nikolay 1244 BUL1.0010.09201.80 
  Ciftci, Kerem 1392 TUR1.0010.21204.20 
  Dimitrov, Georgi Y 1206 BUL1.0010.07201.40 
  Simeonov, Svetoslav 1668 BUL0.5010.07201.40 
 * 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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