Individual Calculations October 2019
 Mostafa Mahmoud Al-Faramawy, Mahm  Total change: 0.00  Rating chartPersonal card
 Chess Arena Youth Classic U12 Cairo EGY 2019-09-06
 1170 0 0.00 1 0.00 370   0.00 
  Khaled Mohammed Sorour, Amro 1170 EGY0.0010.00 0.00 

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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