Individual Calculations August 2018
 Zibadi, Romina  Total change: -30.00  Rating chartPersonal card
 Khorasan Razavi Girls Under 12 Championship 1397 Khorasan Razavi IRI 2018-07-23
RcRownchangeKK*chgGame
 1058 1263 2.50 4 -0.54 40 -21.60 
  Kamran Nia, Elena 1093 IRI1.0010.284011.20 
  Khorashadizadeh, Mobina 1033 IRI0.001-0.7940-31.60 
  Kamran Nia, Helia 1104 IRI0.501-0.2140-8.40 
  Zargarbashi, Tala 1003 IRI1.0010.18407.20 

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)
 
 Khorasan Razavi Women chess Championship 1397 Mashhad IRI 2018-07-26
RcRownchangeKK*chgGame
 1232 1263 2.50 5 -0.21 40 -8.40 
  Zibadi, Roxana 1045 IRI1.0010.22408.80 
  Dehnavi, Mehrsa 1487 IRI0.001-0.2240-8.80 
  Kamran Nia, Helia 1104 IRI0.501-0.2140-8.40 
  Charkh Abnous, Venousa 1049 IRI1.0010.23409.20 
  Seidi Hallaj, Seideh Hasti 1475 IRI0.001-0.2340-9.20 

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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