Individual Calculations May 2019
 Ajamhasani, Matin  Total change: -4.00  Rating chartPersonal card
 1st Ghaem Cup International Chess Festival 2019 (U-14) Mazandaran IRI 2019-04-20
 1530 1161 0.00 1 -0.10 40 -4.00 
  Dorpa, Mohammad Mahdi 1530 IRI0.001-0.1040-4.00 

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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