Rapid: Individual Calculations October 2021
 Kalchev, Dushko  Total change: -17.60  Rating chartPersonal card
 XVIII Open Sinite Kamani Sliven BUL 2021-09-24
RcRownchangeKK*chgGame
 1472 1660 4.50 8 -0.88 20 -17.60 
  Ivanov, Stojan Emilov 2151 BUL0.5010.46209.20 
  Mutsinski, Konstantin 1475 BUL0.501-0.2420-4.80 
  Vasilev, Stephan 2107 CAN0.001-0.0620-1.20 
  Niklenov, Nikola 1126 BUL0.001-0.9720-19.40 
  Dobrev, Simeon 1137 BUL1.0010.03200.60 
  Zhelev, Bozhidar 1139 BUL1.0010.03200.60 
  Yankulov, Savi 1086 BUL1.0010.02200.40 
  Chuchukova, Stefani 1553 BUL0.501-0.1520-3.00 

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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