Individual Calculations December 2017
 Tarzali, Abtin  Total change: -6.80  Rating chartPersonal card
 13th Shahriar Standard Aban 1396 Tehran IRI 2017-11-12
RcRownchangeKK*chgGame
 1269 1351 3.50 6 -0.17 40 -6.80 
  Zarifi, Sara 1184 IRI1.0010.284011.20 
  Soltani, Amirhossein 1723 IRI0.001-0.1040-4.00 
  Alizadeh, Amirmohammad 1357 IRI0.001-0.4940-19.60 
  Sheykhlou, Hossein 1141 IRI0.501-0.2740-10.80 
  Hosseini Zadeh, Parmida 1014 IRI1.0010.12404.80 
  Rezaei, Solaleh 1196 IRI1.0010.294011.60 

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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