Individual Calculations October 2019
 Reyhani, Shayan  Total change: 26.40  Rating chartPersonal card
 Fars Boys U14 Championship 1398 Fars IRI 2019-09-13
RcRownchangeKK*chgGame
 1459 1509 4.00 6 0.66 40 26.40 
  Sherafat , Mahdi 1233 IRI1.0010.17406.80 
  Ghazi, Mohammad 1385 IRI1.0010.334013.20 
  Soltani, Mohammad 1721 IRI0.001-0.2340-9.20 
  Kooh Peima, Ali 1716 IRI0.5010.274010.80 
  Miri, Seyed Mohammad Amin 1224 IRI1.0010.16406.40 
  Bazarafshan, Roozbeh 1477 IRI0.501-0.0440-1.60 

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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