Individual Calculations January 2019
 Al-Ghasra, Ali  Total change: -21.40  Rating chartPersonal card
 Mahra International Chess Festival - 2018 Mahra YEM 2018-11-21
 1887 2070 1.00 3 -1.07 20 -21.40 
  Faraj, Yahya f2221 YEM0.001-0.3020-6.00 
  Adel, Ayman 1670  * EGY0.501-0.4220-8.40 
  Al Khalqi, Ahmed c1770 YEM0.501-0.3520-7.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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