Individual Calculations September 2022
 Ansari Mahyari, Diana  Total change: 36.80  Rating chartPersonal card
 10th Qazvin Cup Group B (U 1800) Qazvin IRI 2022-07-25
RcRownchangeKK*chgGame
 1528 1230 1.50 6 0.57 40 22.80 
  Bayat, Nikan 1453 IRI0.001-0.2240-8.80 
  Safarian, Fatemeh 1439 IRI0.001-0.2340-9.20 
  Taherkhani, Majid 1497 IRI1.0010.824032.80 
  Soudmand, Sayed Mohsen 1643 IRI0.001-0.0740-2.80 
  Shiri, Omid 1590 IRI0.001-0.1040-4.00 
  Keshavarz, Sajad 1546 IRI0.5010.374014.80 

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)
 
 5th Iranian Amateures Chess Championship 2022 Zanjan IRI 2022-08-21
RcRownchangeKK*chgGame
 1628 1250 1.00 5 0.35 40 14.00 
  Mahmoody, M. Sadegh 1910 IRI0.001-0.0140-0.40 
  Mokhtarzadeh, M.reza 1597 IRI0.001-0.1140-4.40 
  Soleimani Moghadam, Alireza 1726 IRI0.001-0.0540-2.00 
  Salehi Reihani, Bahamin 1406 IRI0.001-0.2940-11.60 
  Nazari Nia, Shahram 1501 IRI1.0010.814032.40 

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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