Individual Calculations October 2017
 Shakeri, Amirali  Total change: -6.40  Rating chartPersonal card
 Tehran Boys Under 12 Championship 2017 Tehran IRI 2017-08-24
RcRownchangeKK*chgGame
 1318 1382 3.00 6 -0.48 40 -19.20 
  Karimpour Talebi, Arman 1073 IRI1.0010.14405.60 
  Ebadi, Seyed Ali 1666 IRI0.5010.344013.60 
  Rahimi, Arshia 1161 IRI0.001-0.7840-31.20 
  Moradi, Mohammad Behrad 1567 IRI0.001-0.2640-10.40 
  Karimbeigi Kamran, Ali 1186 IRI1.0010.254010.00 
  Teimouri Yadkuri, Shahdad 1255 IRI0.501-0.1740-6.80 

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)
 
 Iranian Boys Under 12 Championship 1396 Shahreza IRI 2017-09-06
RcRownchangeKK*chgGame
 1374 1382 4.50 8 0.32 40 12.80 
  Khaledi, Omid 1782  * IRI0.001-0.0840-3.20 
  Hatami, Mohammad 1209 IRI0.501-0.2340-9.20 
  Latifi, Rebin 1154 IRI1.0010.21408.40 
  Rahimi Shahmirzadi, Parsa 1225 IRI1.0010.294011.60 
  Hosseini, Morteza 1642 IRI0.5010.324012.80 
  Mahmoudi, Mani 1631 IRI0.001-0.1940-7.60 
  Moradi, Mohammad Soroosh 1289 IRI0.501-0.1340-5.20 
  Mokhtarzadeh, M.reza 1056 IRI1.0010.13405.20 
 * 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)
 

 

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