Individual Calculations July 2015
 Zabeib, Mohamed  Total change: -13.40  Rating chartPersonal card
 Egyptian League 2014/2015 (A) Many Cities EGY 2014-11-21
RcRownchangeKK*chgGame
 2126 2192 1.00 3 -0.67 20 -13.40 
  Shehata, Ashraf 1824 EGY1.0010.10202.00 
  Sadek, Sameh f2313 EGY0.001-0.3420-6.80 
  El Ghazali, Youssef M. m2241 EGY0.001-0.4320-8.60 

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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