Individual Calculations March 2016
 Abel Naby, Ahmed  Total change: 9.20  Rating chartPersonal card
 Tanta Engineers Chess Open Tanta EGY 2016-01-31
RcRownchangeKK*chgGame
 2017 1890 2.50 6 0.46 20 9.20 
  Desoky, Ibrahim 2144 EGY0.5010.31206.20 
  Eltunsawy, Mohamed 1796 EGY1.0010.37207.40 
  Khalil, Ahmed Salem 2018 EGY1.0010.672013.40 
  Awadhom, Rabea 2114 EGY0.001-0.2220-4.40 
  Sharaf Eldin, Tamer 2058 EGY0.001-0.2820-5.60 
  Kamal, Edmon 1969 EGY0.001-0.3920-7.80 

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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