Individual Calculations August 2018
 Mehraeen, Reza  Total change: -31.20  Rating chartPersonal card
 Gilan Boys Under 12 Championship 1397 Rasht IRI 2018-07-26
RcRownchangeKK*chgGame
 1219 1145 0.50 3 -0.78 40 -31.20 
  Nezamdoust, Amirmahdi 1492 IRI0.001-0.1140-4.40 
  Amiri, Reza 1140 IRI0.001-0.5140-20.40 
  Effati, Alireza 1025 IRI0.501-0.1640-6.40 

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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