Rapid: Individual Calculations September 2019
 Yazdani, Alireza  Total change: 20.60  Rating chartPersonal card
 4th Lahijan Youth Under 12 Group B Lahijan IRI 2019-08-14
RcRownchangeKK*chgGame
 1237 1401 4.50 5 1.03 20 20.60 
  Rafipoor, Amirhossein 1144 IRI1.0010.18203.60 
  Bafekr, Garsha 1176 IRI1.0010.22204.40 
  Keshavarzeskandari, Sam 1045 IRI1.0010.11202.20 
  Khanipour, Abolfazl 1632 IRI1.0010.792015.80 
  Padidarnazar, Kasra 1190 IRI0.501-0.2720-5.40 

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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