Individual Calculations October 2017
 Ranjbar, Mohammad  Total change: 8.40  Rating chartPersonal card
 Iranian Boys Under 12 Championship 1396 Shahreza IRI 2017-09-06
RcRownchangeKK*chgGame
 1353 1333 3.50 7 0.21 40 8.40 
  Hesami, M.hosein 1122 IRI1.0010.23409.20 
  Moradi, Mohammad Behrad 1516 IRI1.0010.744029.60 
  Kasipour Azbari, Seyed Arvin 1600 IRI0.001-0.1840-7.20 
  Heydari, Mohammad Matin 1505 IRI0.001-0.2740-10.80 
  Rezaei, Yasin 1002 IRI0.001-0.8840-35.20 
  Latifi, Rebin 1154 IRI1.0010.274010.80 
  Aghili Mofid, Davood 1569 IRI0.5010.304012.00 

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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