Rapid: Individual Calculations August 2023
 Amouzadeh, Hamed  Total change: -21.00  Rating chartPersonal card
 Seyed Houman Ghoncheh Sahrayi Memorial(Tir1402) Gilan IRI 2023-07-07
RcRownchangeKK*chgGame
 1155 1369 2.00 4 -1.05 20 -21.00 
  Rajabioon, Mohammad Hosein 1244 IRI0.001-0.6720-13.40 
  Farshadi, Arsha 1023 IRI0.001-0.8920-17.80 
  Yadollahi, Parham 1128 IRI1.0010.20204.00 
  Ahmadi, Farzad 1226 IRI1.0010.31206.20 

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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