Individual Calculations January 2019
 Eldengawy, Ahmed  Total change: -4.60  Rating chartPersonal card
 Egyptian League Final 2018/2019 Round 1-4 Many Cities EGY 2018-11-09
RcRownchangeKK*chgGame
 1939 2027 1.00 2 -0.23 20 -4.60 
  Kamel, Nabil 2004 EGY0.001-0.5320-10.60 
  Wiliam, Magdi 1874 EGY1.0010.30206.00 

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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