Blitz: Individual Calculations June 2021
 Alharari, Ali  Total change: -2.20  Rating chartPersonal card
 Alkoms international Blitz Alkoms LBA 2021-04-26
RcRownchangeKK*chgGame
 1938 1767 1.00 4 -0.11 20 -2.20 
  Naser Eldean, Ahmed 1910 LBA1.0010.692013.80 
  Bahoor, Mahmoud A. 1938 LBA0.001-0.2720-5.40 
  Erhouma, Ezzdeen 1903 LBA0.001-0.3220-6.40 
  Humrana, Mostafa 2001 LBA0.001-0.2120-4.20 

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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