Individual Calculations January 2020
 Samiei, Amirhossein  Total change: 0.00  Rating chartPersonal card
 Tabriz 2nd U2000 Chess ( Grand Prophet's Memorial ) Tabriz IRI 2019-12-07
RcRownchangeRpKK*chgGame
 1443 0 3.50 8 0.00 1400   0.00 
  Rahnema Nia, Elshan 1201 IRI1.0010.00 0.00 
  Ghaffari, Ahmad 1659 IRI0.0010.00 0.00 
  Keshani, Kian 1567 IRI0.0010.00 0.00 
  Rabbani, Abtin 1401 IRI0.0010.00 0.00 
  Jafari, Moein 1206 IRI0.5010.00 0.00 
  Golshaani, Taha 1449 IRI1.0010.00 0.00 
  Hamlbar Mojarad, Sharareh 1465 IRI1.0010.00 0.00 
  Seyed Tarrah, Sona 1597 IRI0.0010.00 0.00 

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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