Individual Calculations August 2018
 Youssef Ahmed, Youssef  Total change: 27.00  Rating chartPersonal card
 2nd Kuwait teams tournament 2018 Kuwait KUW 2018-07-16
 1956 1983 3.50 4 1.35 20 27.00 
  Alothman, Abdul Wahab c2019 KUW1.0010.552011.00 
  Maqseed, Nasser c1880 KUW1.0010.36207.20 
  Alothman, Abdul Wahab c2019 KUW0.5010.05201.00 
  Sheriff, Raed 1904 EGY1.0010.39207.80 

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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