Individual Calculations October 2019
 Sherafat , Mahdi  Total change: -12.40  Rating chartPersonal card
 Fars Boys U14 Championship 1398 Fars IRI 2019-09-13
RcRownchangeKK*chgGame
 1275 1233 1.50 4 -0.31 40 -12.40 
  Reyhani, Shayan 1509 IRI0.001-0.1740-6.80 
  Salehi, Mahdi 1417 IRI0.5010.24409.60 
  Sedighi, Erfan 1031 IRI0.001-0.7640-30.40 
  Khojasteh, Reza 1144 IRI1.0010.384015.20 

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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