Individual Calculations September 2022
 Hatami Kelishadi, Negin  Total change: -88.80  Rating chartPersonal card
 Iran women's Chess League 1401 Semirom IRI 2022-08-10
RcRownchangeKK*chgGame
 1470 1457 1.00 3 -0.40 40 -16.00 
  Malaki, Panteha 1157 IRI1.0010.15406.00 
  Parvin, Zahra 1637 IRI0.001-0.2640-10.40 
  Mohammadi, Maryam 1615 IRI0.001-0.2940-11.60 

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)
 
 5th Iranian Amateures Chess Championship 2022 Zanjan IRI 2022-08-21
RcRownchangeKK*chgGame
 1372 1457 0.00 3 -1.82 40 -72.80 
  Asadi, Atabak 1850 IRI0.001-0.0840-3.20 
  Moradi, Yalda 1102 IRI0.001-0.8940-35.60 
  Zeynali, Ali 1164 IRI0.001-0.8540-34.00 

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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