Individual Calculations October 2019
 Alhelal, Emad  Total change: -8.00  Rating chartPersonal card
 Benghazi Open Tournament Benghazi LBA 2019-08-19
RcRownchangeKK*chgGame
 1655 1820 1.00 2 -0.40 20 -8.00 
  Alguttani, Faraj Adel 1516 LBA1.0010.14202.80 
  Tarek, Shkabo 1793 LBA0.001-0.5420-10.80 

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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