Individual Calculations April 2016
 Rostami, Hossein  Total change: 3.20  Rating chartPersonal card
 Iran Boys Under 12 Championship 2016 Tehran IRI 2016-02-27
RcRownchangeKK*chgGame
 1470 1319 2.00 6 0.08 40 3.20 
  Farisabadi, Arvin 1403 IRI0.001-0.3840-15.20 
  Johari, Shahrad 1203 IRI1.0010.344013.60 
  Zerafat, Armin 1452 IRI1.0010.684027.20 
  Ghaseminik, Sina 1585 IRI0.001-0.1840-7.20 
  Abbasnejad, Amirreza 1476 IRI0.001-0.2940-11.60 
  Bosagh Zadeh, Alireza 1702 IRI0.001-0.0940-3.60 

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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