Individual Calculations April 2016
 Yousefi Kafshgarkola, Seyed Roham  Total change: 7.20  Rating chartPersonal card
 Iran Boys Under 10 Championships 2016 Tehran IRI 2016-02-27
RcRownchangeKK*chgGame
 1370 1412 3.00 5 0.18 40 7.20 
  Daneshvar, Bardiya 1812  * IRI0.001-0.0840-3.20 
  Moradi Kelardehi, Mobin 1083 IRI0.001-0.8840-35.20 
  Bagheri Astani, Farzam 1183 IRI1.0010.21408.40 
  Ahadi, Mohammad Amin 1230 IRI1.0010.264010.40 
  Nouri, Ali 1541 IRI1.0010.674026.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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