Individual Calculations July 2023
 Ivanov, Galin  Total change: -2.00  Rating chartPersonal card
 Ropotamo cup U1800 Primorsko BUL 2023-06-09
RcRownchangeKK*chgGame
 1700 1393 0.50 4 -0.10 20 -2.00 
  Parvanov, Mitko 1759 BUL0.001-0.1020-2.00 
  Tsanov, Miroslav 1787 BUL0.001-0.0820-1.60 
  Chuchukova, Stefani 1585 BUL0.5010.25205.00 
  Dimov, Danail 1670 BUL0.001-0.1720-3.40 

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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