Individual Calculations May 2018
 Samy, Mahmoud  Total change: -1.40  Rating chartPersonal card
 Egyptian League Final 2018/2019 Rounds 8-12 Many Cities EGY 2018-03-02
RcRownchangeKK*chgGame
 2080 1845 0.00 1 -0.21 20 -4.20 
  Elbaz, Ahmed 2080 EGY0.001-0.2120-4.20 

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)
 
 Egyptian League Final 2018/2019 Rounds 13-16 Many Cities EGY 2018-04-06
RcRownchangeKK*chgGame
 2010 1847 1.00 3 0.14 20 2.80 
  Yehya, Waleed 1984 EGY0.5010.18203.60 
  Ibrahim, Emad Eldin 2009 EGY0.5010.21204.20 
  Eldengawy, Ahmed 2038 EGY0.001-0.2520-5.00 

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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