Individual Calculations November 2019
 Doychev, Ivan  Total change: 35.20  Rating chartPersonal card
 1st International Children Chess Festival IVIS Gambit B Sofia BUL 2019-09-28
RcRownchangeKK*chgGame
 1329 1542 4.50 5 0.88 40 35.20 
  Mateeva, Yana 1142  * BUL1.0010.08403.20 
  Alexandri, Vasiliki 1142  * GRE1.0010.08403.20 
  Marzakov, Mihail 1155 BUL1.0010.09403.60 
  Kononenko, Vladimir 1795 BUL0.5010.314012.40 
  Popzafirov, Danail 1410 BUL1.0010.324012.80 
 * 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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