Individual Calculations November 2017
 Toufayli, Adnan  Total change: 8.40  Rating chartPersonal card
 9th Beirut international chess championship 2017 Beirut LBN 2017-09-30
RcRownchangeKK*chgGame
 1822 1509 0.50 2 0.21 40 8.40 
  Abdo, Moussa 1765 LBN0.001-0.1940-7.60 
  Nassar, Marc 1879 LBN0.5010.404016.00 

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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