Rapid: Individual Calculations July 2023
 Ahmadi, Erfan  Total change: 59.20  Rating chartPersonal card
 chess tournament Milad emam Reza- Rapid Bojnurd-1402 Bojnoord IRI 2023-06-13
RcRownchangeKK*chgGame
 1670 2042 7.50 8 0.52 40 20.80 
  Tayebi, Seyed Sam 1642  * IRI1.0010.08403.20 
  Abbasifar, Amir 1367 IRI1.0010.01400.40 
  Ahmadi, Seyedeh Malihe 1618 IRI1.0010.07402.80 
  Ghasemi, Mohammad 1754 IRI1.0010.16406.40 
  Hejrati, Mohammad Mahdi 1895 IRI1.0010.304012.00 
  Rezapoor, Abbas 1835 IRI1.0010.23409.20 
  Ghavami, Pouya 1532 IRI1.0010.04401.60 
  Ramezani, Soroosh 1716 IRI0.501-0.3740-14.80 
 * 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)
 
 Rapid cup Nassaj 1402 Khorasan Razavi IRI 2023-06-24
RcRownchangeKK*chgGame
 1722 2042 8.50 9 0.96 40 38.40 
  Norozian Ostad, Omidreza 1642  * IRI1.0010.08403.20 
  Rajabzade, Ali 1502 IRI1.0010.03401.20 
  Safarnezhad, Armin 1638 IRI0.501-0.4240-16.80 
  Cheshmkhavari, Mehrsam 1707 IRI1.0010.12404.80 
  Ahmadi, Seyedeh Malihe 1618 IRI1.0010.07402.80 
  Khazaei, Parviz 1996 IRI1.0010.444017.60 
  Vassalam, Mohammad Taghi 1784 IRI1.0010.18407.20 
  Razavi, Seyyed Amirreza 1929 IRI1.0010.354014.00 
  Mohammadi, Gholamreza 1686 IRI1.0010.11404.40 
 * 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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