Individual Calculations September 2018
 Salahi Moghadam, Mahdiyar  Total change: -25.60  Rating chartPersonal card
 Iran Boys Student Middle school Chess Championship 1397 Zanjan IRI 2018-08-07
RcRownchangeKK*chgGame
 1500 1396 2.00 7 -0.64 40 -25.60 
  Karimzade, Hosein 1269 IRI1.0010.334013.20 
  Aliakbar Sichani, Alireza 1793 IRI0.001-0.0840-3.20 
  Ghazi, Hamed 1592 IRI0.001-0.2540-10.00 
  Abhari, Mehdi 1445 IRI0.5010.07402.80 
  Bani Asadi, Mehrdad 1476 IRI0.5010.11404.40 
  Bakhtiari, Shayan 1517 IRI0.001-0.3440-13.60 
  Sharifi, Amirhosein 1409 IRI0.001-0.4840-19.20 

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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