Individual Calculations August 2018
 Eidi, Mahan  Total change: -75.20  Rating chartPersonal card
 Alborz joniours Boys And Girls chess Championship Under 20 Tir 1397 Alborz IRI 2018-06-30
RcRownchangeKK*chgGame
 1387 1407 1.00 4 -1.12 40 -44.80 
  Asgharzadeh, Mitra wc1807  * IRI0.001-0.0840-3.20 
  Ghayourifar, Amir 1522 IRI0.001-0.3440-13.60 
  Mandkari, Mohammadtaha 1108 IRI0.001-0.8540-34.00 
  Hosseini Zadeh, Parmida 1112 IRI1.0010.15406.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
 Alborz Men Chess Championship 1397 Alborz IRI 2018-07-14
RcRownchangeKK*chgGame
 1325 1407 4.00 8 -0.76 40 -30.40 
  Harsej Sani, Ghasem 1543 IRI0.001-0.3240-12.80 
  Taghizadeh, Taraneh 1171 IRI1.0010.20408.00 
  Karevan, Benyamin 1080 IRI1.0010.13405.20 
  Rasouli Mehrjardi, Amirmohammad 1767 IRI0.001-0.1040-4.00 
  Kermani, Barad 1143 IRI1.0010.18407.20 
  Heravi, Mohammad Hossein 1616 IRI0.001-0.2340-9.20 
  Ghodousi, Arian 1246 IRI0.001-0.7140-28.40 
  Beheshti, Ali 1030 IRI1.0010.09403.60 

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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